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13054451422660 = 225798262311027
BaseRepresentation
bin1011110111110111100111…
…1100001001010111000100
31201012222211011110101211021
42331331321330021113010
53202341004031011120
643433044315320524
72515103322143644
oct275757174112704
951188734411737
1013054451422660
1141833a855454a
12156a059450144
1373904ca23c3b
14331ba5a18524
15179899c21aaa
hexbdf79f095c4

13054451422660 has 24 divisors (see below), whose sum is σ = 27761365054080. Its totient is φ = 5155682080224.

The previous prime is 13054451422643. The next prime is 13054451422667. The reversal of 13054451422660 is 6622415445031.

It is a super-2 number, since 2×130544514226602 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13054451422667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4131153934 + ... + 4131157093.

It is an arithmetic number, because the mean of its divisors is an integer number (1156723543920).

Almost surely, 213054451422660 is an apocalyptic number.

13054451422660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13054451422660 is an abundant number, since it is smaller than the sum of its proper divisors (14706913631420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13054451422660 is a wasteful number, since it uses less digits than its factorization.

13054451422660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8262311115 (or 8262311113 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

Adding to 13054451422660 its reverse (6622415445031), we get a palindrome (19676866867691).

The spelling of 13054451422660 in words is "thirteen trillion, fifty-four billion, four hundred fifty-one million, four hundred twenty-two thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 79 158 316 395 790 1580 8262311027 16524622054 33049244108 41311555135 82623110270 165246220540 652722571133 1305445142266 2610890284532 3263612855665 6527225711330 13054451422660