53553456 has 60 divisors (see below), whose sum is σ = 163505160. Its totient is φ = 16227840.

The previous prime is 53553443. The next prime is 53553463. The reversal of 53553456 is 65435535.

53553456 is a `hidden beast` number, since 53 + 553 + 4 + 56 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 53553456.

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, 15321 + ... + 18488.

It is an arithmetic number, because the mean of its divisors is an integer number (2725086).

Almost surely, 2^53553456 is an apocalyptic number.

It is an amenable number.

53553456 is an abundant number, since it is smaller than the sum of its proper divisors (109951704).

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

53553456 is a wasteful number, since it uses less digits than its factorization.

53553456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33834 (or 33825 counting only the distinct ones).

The product of its digits is 135000, while the sum is 36.

The square root of 53553456 is about 7318.0226837582. The cubic root of 53553456 is about 376.9315591295.

The spelling of 53553456 in words is "fifty-three million, five hundred fifty-three thousand, four hundred fifty-six".