151270721164 has 24 divisors (see below), whose sum is σ = 271135762128. Its totient is φ = 73806680640.

The previous prime is 151270721141. The next prime is 151270721177. The reversal of 151270721164 is 461127072151.

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, 231967 + ... + 596950.

It is an arithmetic number, because the mean of its divisors is an integer number (11297323422).

Almost surely, 2^151270721164 is an apocalyptic number.

It is an amenable number.

151270721164 is a deficient number, since it is larger than the sum of its proper divisors (119865040964).

151270721164 is a wasteful number, since it uses less digits than its factorization.

151270721164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830025 (or 830023 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 37.

The spelling of 151270721164 in words is "one hundred fifty-one billion, two hundred seventy million, seven hundred twenty-one thousand, one hundred sixty-four".