157275672 has 32 divisors (see below), whose sum is σ = 402781680. Its totient is φ = 51146240.

The previous prime is 157275611. The next prime is 157275683. The reversal of 157275672 is 276572751.

It is a congruent number.

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, 78933 + ... + 80900.

Almost surely, 2^157275672 is an apocalyptic number.

157275672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

157275672 is an abundant number, since it is smaller than the sum of its proper divisors (245506008).

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

157275672 is a wasteful number, since it uses less digits than its factorization.

157275672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159883 (or 159879 counting only the distinct ones).

The product of its digits is 205800, while the sum is 42.

The square root of 157275672 is about 12540.9597718835. The cubic root of 157275672 is about 539.7846329099.

The spelling of 157275672 in words is "one hundred fifty-seven million, two hundred seventy-five thousand, six hundred seventy-two".