127155672 has 48 divisors (see below), whose sum is σ = 393578640. Its totient is φ = 36330048.

The previous prime is 127155653. The next prime is 127155683. The reversal of 127155672 is 276551721.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125643 + ... + 126650.

It is an arithmetic number, because the mean of its divisors is an integer number (8199555).

Almost surely, 2^127155672 is an apocalyptic number.

127155672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

127155672 is an abundant number, since it is smaller than the sum of its proper divisors (266422968).

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

127155672 is a wasteful number, since it uses less digits than its factorization.

127155672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252312 (or 252305 counting only the distinct ones).

The product of its digits is 29400, while the sum is 36.

The square root of 127155672 is about 11276.3323824726. The cubic root of 127155672 is about 502.8578634447.

The spelling of 127155672 in words is "one hundred twenty-seven million, one hundred fifty-five thousand, six hundred seventy-two".