53156044 has 12 divisors (see below), whose sum is σ = 93074184. Its totient is φ = 26563424.

The previous prime is 53156029. The next prime is 53156063. The reversal of 53156044 is 44065135.

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, 11952 + ... + 15784.

It is an arithmetic number, because the mean of its divisors is an integer number (7756182).

Almost surely, 2^53156044 is an apocalyptic number.

It is an amenable number.

53156044 is a deficient number, since it is larger than the sum of its proper divisors (39918140).

53156044 is a wasteful number, since it uses less digits than its factorization.

53156044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7304 (or 7302 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 53156044 is about 7290.8191583662. The cubic root of 53156044 is about 375.9968594124.

Subtracting from 53156044 its reverse (44065135), we obtain a palindrome (9090909).

The spelling of 53156044 in words is "fifty-three million, one hundred fifty-six thousand, forty-four".