15252112155 has 96 divisors (see below), whose sum is σ = 30329544960. Its totient is φ = 6506438400.

The previous prime is 15252112069. The next prime is 15252112219. The reversal of 15252112155 is 55121125251.

It is not a de Polignac number, because 15252112155 - 2⁷ = 15252112027 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 927505 + ... + 943805.

It is an arithmetic number, because the mean of its divisors is an integer number (315932760).

Almost surely, 2^15252112155 is an apocalyptic number.

15252112155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

15252112155 is a deficient number, since it is larger than the sum of its proper divisors (15077432805).

15252112155 is a wasteful number, since it uses less digits than its factorization.

15252112155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16409 (or 16402 counting only the distinct ones).

The product of its digits is 5000, while the sum is 30.

The spelling of 15252112155 in words is "fifteen billion, two hundred fifty-two million, one hundred twelve thousand, one hundred fifty-five".