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13124335325441 = 732772048331687
BaseRepresentation
bin1011111011111011111101…
…0110000101000100000001
31201110200012111100111020212
42332332333112011010001
53210012114320403231
643525123022043505
72523126156415514
oct276767726050401
951420174314225
1013124335325441
1141aaaaa15aaaa
12157b701419595
137428090acbc2
1433531504cd7b
1517b5da04d42b
hexbefbf585101

13124335325441 has 16 divisors (see below), whose sum is σ = 13353223319424. Its totient is φ = 12896781980544.

The previous prime is 13124335325411. The next prime is 13124335325473. The reversal of 13124335325441 is 14452353342131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13124335325441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13124335325401) 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, 414170900 + ... + 414202586.

It is an arithmetic number, because the mean of its divisors is an integer number (834576457464).

Almost surely, 213124335325441 is an apocalyptic number.

It is an amenable number.

13124335325441 is a deficient number, since it is larger than the sum of its proper divisors (228887993983).

13124335325441 is a wasteful number, since it uses less digits than its factorization.

13124335325441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52520.

The product of its digits is 518400, while the sum is 41.

Adding to 13124335325441 its reverse (14452353342131), we get a palindrome (27576688667572).

The spelling of 13124335325441 in words is "thirteen trillion, one hundred twenty-four billion, three hundred thirty-five million, three hundred twenty-five thousand, four hundred forty-one".

Divisors: 1 73 277 20221 20483 31687 1495259 2313151 5673791 8777299 414186743 640742827 649044821 47380271933 179785415417 13124335325441