51152156 has 24 divisors (see below), whose sum is σ = 98313600. Its totient is φ = 23094000.

The previous prime is 51152149. The next prime is 51152159. The reversal of 51152156 is 65125115.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51152159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2795 + ... + 10493.

It is an arithmetic number, because the mean of its divisors is an integer number (4096400).

Almost surely, 2^51152156 is an apocalyptic number.

It is an amenable number.

51152156 is a deficient number, since it is larger than the sum of its proper divisors (47161444).

51152156 is a wasteful number, since it uses less digits than its factorization.

51152156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7865 (or 7863 counting only the distinct ones).

The product of its digits is 1500, while the sum is 26.

The square root of 51152156 is about 7152.0735454832. The cubic root of 51152156 is about 371.2114080515.

The spelling of 51152156 in words is "fifty-one million, one hundred fifty-two thousand, one hundred fifty-six".