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55463032511 = 3115713078719
BaseRepresentation
bin110011101001110110…
…101011011010111111
312022011022110222101022
4303221312223122333
51402042014020021
641251313134355
74002265666145
oct635166533277
9168138428338
1055463032511
1121581488257
12a8ba55a3bb
1352cb80c243
1429820c3595
1516992b11ab
hexce9dab6bf

55463032511 has 16 divisors (see below), whose sum is σ = 57667522560. Its totient is φ = 53285113440.

The previous prime is 55463032463. The next prime is 55463032529. The reversal of 55463032511 is 11523036455.

It is a cyclic number.

It is not a de Polignac number, because 55463032511 - 26 = 55463032447 is a prime.

It is a super-2 number, since 2×554630325112 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55463032571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6356810 + ... + 6365528.

It is an arithmetic number, because the mean of its divisors is an integer number (3604220160).

Almost surely, 255463032511 is an apocalyptic number.

55463032511 is a deficient number, since it is larger than the sum of its proper divisors (2204490049).

55463032511 is a wasteful number, since it uses less digits than its factorization.

55463032511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10214.

The product of its (nonzero) digits is 54000, while the sum is 35.

Adding to 55463032511 its reverse (11523036455), we get a palindrome (66986068966).

The spelling of 55463032511 in words is "fifty-five billion, four hundred sixty-three million, thirty-two thousand, five hundred eleven".

Divisors: 1 31 157 1307 4867 8719 40517 205199 270289 1368883 6361169 11395733 42435373 353267723 1789130081 55463032511