157757051323272 has 16 divisors (see below), whose sum is σ = 394392628308240. Its totient is φ = 52585683774416.

The previous prime is 157757051323211. The next prime is 157757051323309. The reversal of 157757051323272 is 272323150757751.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3286605235878 + ... + 3286605235925.

It is an arithmetic number, because the mean of its divisors is an integer number (24649539269265).

Almost surely, 2^{157757051323272} is an apocalyptic number.

157757051323272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

157757051323272 is an abundant number, since it is smaller than the sum of its proper divisors (236635576984968).

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

157757051323272 is a wasteful number, since it uses less digits than its factorization.

157757051323272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6573210471812 (or 6573210471808 counting only the distinct ones).

The product of its (nonzero) digits is 21609000, while the sum is 57.

The spelling of 157757051323272 in words is "one hundred fifty-seven trillion, seven hundred fifty-seven billion, fifty-one million, three hundred twenty-three thousand, two hundred seventy-two".