13105404635524 has 6 divisors (see below), whose sum is σ = 22934458112174. Its totient is φ = 6552702317760.

The previous prime is 13105404635513. The next prime is 13105404635573. The reversal of 13105404635524 is 42553640450131.

It can be written as a sum of positive squares in only one way, i.e., 13104038002500 + 1366633024 = 3619950^2 + 36968^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1638175579437 + ... + 1638175579444.

Almost surely, 2^{13105404635524} is an apocalyptic number.

It is an amenable number.

13105404635524 is a deficient number, since it is larger than the sum of its proper divisors (9829053476650).

13105404635524 is a wasteful number, since it uses less digits than its factorization.

13105404635524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3276351158885 (or 3276351158883 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 13105404635524 in words is "thirteen trillion, one hundred five billion, four hundred four million, six hundred thirty-five thousand, five hundred twenty-four".