53156416 has 28 divisors (see below), whose sum is σ = 111689388. Its totient is φ = 25014272.

The previous prime is 53156371. The next prime is 53156417. The reversal of 53156416 is 61465135.

It can be written as a sum of positive squares in 2 ways, for example, as 49561600 + 3594816 = 7040^2 + 1896^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53156417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23341 + ... + 25516.

Almost surely, 2^53156416 is an apocalyptic number.

It is an amenable number.

53156416 is an abundant number, since it is smaller than the sum of its proper divisors (58532972).

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

53156416 is a wasteful number, since it uses less digits than its factorization.

53156416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48886 (or 48876 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

The square root of 53156416 is about 7290.8446698582. The cubic root of 53156416 is about 375.9977365187.

The spelling of 53156416 in words is "fifty-three million, one hundred fifty-six thousand, four hundred sixteen".