54637656 has 32 divisors (see below), whose sum is σ = 136868400. Its totient is φ = 18176000.

The previous prime is 54637637. The next prime is 54637657. The reversal of 54637656 is 65673645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54637657) 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 7 ways as a sum of consecutive naturals, for example, 11656 + ... + 15656.

Almost surely, 2^54637656 is an apocalyptic number.

It is an amenable number.

54637656 is an abundant number, since it is smaller than the sum of its proper divisors (82230744).

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

54637656 is a wasteful number, since it uses less digits than its factorization.

54637656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4579 (or 4575 counting only the distinct ones).

The product of its digits is 453600, while the sum is 42.

The square root of 54637656 is about 7391.7288911323. The cubic root of 54637656 is about 379.4582677720.

It can be divided in two parts, 54 and 637656, that multiplied together give a square (34433424 = 5868²).

The spelling of 54637656 in words is "fifty-four million, six hundred thirty-seven thousand, six hundred fifty-six".