15400888057102 has 16 divisors (see below), whose sum is σ = 23238391465872. Its totient is φ = 7654871076480.

The previous prime is 15400888057091. The next prime is 15400888057117. The reversal of 15400888057102 is 20175088800451.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28105233 + ... + 28647964.

It is an arithmetic number, because the mean of its divisors is an integer number (1452399466617).

Almost surely, 2^{15400888057102} is an apocalyptic number.

15400888057102 is a deficient number, since it is larger than the sum of its proper divisors (7837503408770).

15400888057102 is a wasteful number, since it uses less digits than its factorization.

15400888057102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56754003.

The product of its (nonzero) digits is 716800, while the sum is 49.

The spelling of 15400888057102 in words is "fifteen trillion, four hundred billion, eight hundred eighty-eight million, fifty-seven thousand, one hundred two".