15154501056 has 56 divisors (see below), whose sum is σ = 40328142864. Its totient is φ = 5022289920.

The previous prime is 15154501039. The next prime is 15154501069. The reversal of 15154501056 is 65010545151.

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, 194905 + ... + 261336.

Almost surely, 2^15154501056 is an apocalyptic number.

15154501056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

15154501056 is an abundant number, since it is smaller than the sum of its proper divisors (25173641808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15154501056 is a wasteful number, since it uses less digits than its factorization.

15154501056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456429 (or 456419 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 33.

The spelling of 15154501056 in words is "fifteen billion, one hundred fifty-four million, five hundred one thousand, fifty-six".