157610161172 has 12 divisors (see below), whose sum is σ = 275980135200. Its totient is φ = 78758693976.

The previous prime is 157610161097. The next prime is 157610161187. The reversal of 157610161172 is 271161016751.

It is a congruent number.

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, 11589008 + ... + 11602599.

It is an arithmetic number, because the mean of its divisors is an integer number (22998344600).

Almost surely, 2^157610161172 is an apocalyptic number.

It is an amenable number.

157610161172 is a deficient number, since it is larger than the sum of its proper divisors (118369974028).

157610161172 is a wasteful number, since it uses less digits than its factorization.

157610161172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23193310 (or 23193308 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 38.

The spelling of 157610161172 in words is "one hundred fifty-seven billion, six hundred ten million, one hundred sixty-one thousand, one hundred seventy-two".