54656556 has 24 divisors (see below), whose sum is σ = 133077504. Its totient is φ = 17426640.

The previous prime is 54656543. The next prime is 54656557. The reversal of 54656556 is 65565645.

It is a super-2 number, since 2×54656556² = 5974678227562272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54656557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98740 + ... + 99291.

It is an arithmetic number, because the mean of its divisors is an integer number (5544896).

Almost surely, 2^54656556 is an apocalyptic number.

It is an amenable number.

54656556 is an abundant number, since it is smaller than the sum of its proper divisors (78420948).

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

54656556 is a wasteful number, since it uses less digits than its factorization.

54656556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198061 (or 198059 counting only the distinct ones).

The product of its digits is 540000, while the sum is 42.

The square root of 54656556 is about 7393.0072365716. The cubic root of 54656556 is about 379.5020161988.

It can be divided in two parts, 5465 and 6556, that added together give a palindrome (12021).

The spelling of 54656556 in words is "fifty-four million, six hundred fifty-six thousand, five hundred fifty-six".