55656064 has 16 divisors (see below), whose sum is σ = 110877570. Its totient is φ = 27827968.

The previous prime is 55656059. The next prime is 55656089. The reversal of 55656064 is 46065655.

It can be written as a sum of positive squares in only one way, i.e., 31449664 + 24206400 = 5608^2 + 4920^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-3 number, since 3×55656064³ (a number of 24 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 217279 + ... + 217534.

Almost surely, 2^55656064 is an apocalyptic number.

It is an amenable number.

55656064 is a deficient number, since it is larger than the sum of its proper divisors (55221506).

55656064 is an equidigital number, since it uses as much as digits as its factorization.

55656064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434827 (or 434815 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 55656064 is about 7460.2991897108. The cubic root of 55656064 is about 381.8013824533.

The spelling of 55656064 in words is "fifty-five million, six hundred fifty-six thousand, sixty-four".