55627776 has 104 divisors (see below), whose sum is σ = 165130560. Its totient is φ = 18505728.

The previous prime is 55627751. The next prime is 55627787. The reversal of 55627776 is 67772655.

55627776 is a `hidden beast` number, since 556 + 27 + 7 + 76 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110341 + ... + 110843.

Almost surely, 2^55627776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55627776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82565280).

55627776 is an abundant number, since it is smaller than the sum of its proper divisors (109502784).

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

55627776 is an equidigital number, since it uses as much as digits as its factorization.

55627776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 508 counting only the distinct ones).

The product of its digits is 617400, while the sum is 45.

The square root of 55627776 is about 7458.4030462291. The cubic root of 55627776 is about 381.7366861318.

The spelling of 55627776 in words is "fifty-five million, six hundred twenty-seven thousand, seven hundred seventy-six".