157455011265 has 128 divisors (see below), whose sum is σ = 277982502912. Its totient is φ = 75873853440.

The previous prime is 157455011251. The next prime is 157455011309. The reversal of 157455011265 is 562110554751.

It is a happy number.

It is not a de Polignac number, because 157455011265 - 2⁴ = 157455011249 is a prime.

It is a super-2 number, since 2×157455011265² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 60721809 + ... + 60724401.

It is an arithmetic number, because the mean of its divisors is an integer number (2171738304).

Almost surely, 2^157455011265 is an apocalyptic number.

157455011265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

157455011265 is a deficient number, since it is larger than the sum of its proper divisors (120527491647).

157455011265 is a wasteful number, since it uses less digits than its factorization.

157455011265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2799.

The product of its (nonzero) digits is 210000, while the sum is 42.

The spelling of 157455011265 in words is "one hundred fifty-seven billion, four hundred fifty-five million, eleven thousand, two hundred sixty-five".