53656065 has 12 divisors (see below), whose sum is σ = 93003924. Its totient is φ = 28616544.

The previous prime is 53656051. The next prime is 53656069. The reversal of 53656065 is 56065635.

It is a happy number.

53656065 is a `hidden beast` number, since 5 + 36 + 560 + 65 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 26532801 + 27123264 = 5151^2 + 5208^2 .

It is not a de Polignac number, because 53656065 - 2¹¹ = 53654017 is a prime.

It is a super-2 number, since 2×53656065² = 5757946622568450, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (53656069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 596134 + ... + 596223.

It is an arithmetic number, because the mean of its divisors is an integer number (7750327).

Almost surely, 2^53656065 is an apocalyptic number.

It is an amenable number.

53656065 is a deficient number, since it is larger than the sum of its proper divisors (39347859).

53656065 is a wasteful number, since it uses less digits than its factorization.

53656065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192368 (or 1192365 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The square root of 53656065 is about 7325.0300340681. The cubic root of 53656065 is about 377.1721405219.

The spelling of 53656065 in words is "fifty-three million, six hundred fifty-six thousand, sixty-five".