157725202531528 has 32 divisors (see below), whose sum is σ = 305128765411200. Its totient is φ = 76395201974208.

The previous prime is 157725202531453. The next prime is 157725202531537. The reversal of 157725202531528 is 825135202527751.

It is a super-2 number, since 2×157725202531528² (a number of 29 digits) contains 22 as substring.

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, 2354355126 + ... + 2354422117.

It is an arithmetic number, because the mean of its divisors is an integer number (9535273919100).

Almost surely, 2^{157725202531528} is an apocalyptic number.

It is an amenable number.

157725202531528 is a deficient number, since it is larger than the sum of its proper divisors (147403562879672).

157725202531528 is a wasteful number, since it uses less digits than its factorization.

157725202531528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4708777381 (or 4708777377 counting only the distinct ones).

The product of its (nonzero) digits is 11760000, while the sum is 55.

The spelling of 157725202531528 in words is "one hundred fifty-seven trillion, seven hundred twenty-five billion, two hundred two million, five hundred thirty-one thousand, five hundred twenty-eight".