55915416 has 48 divisors (see below), whose sum is σ = 152053200. Its totient is φ = 18562752.

The previous prime is 55915373. The next prime is 55915417. The reversal of 55915416 is 61451955.

55915416 is a `hidden beast` number, since 5 + 591 + 54 + 16 = 666.

55915416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55915417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17925 + ... + 20811.

It is an arithmetic number, because the mean of its divisors is an integer number (3167775).

Almost surely, 2^55915416 is an apocalyptic number.

It is an amenable number.

55915416 is an abundant number, since it is smaller than the sum of its proper divisors (96137784).

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

55915416 is a wasteful number, since it uses less digits than its factorization.

55915416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3168 (or 3161 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The square root of 55915416 is about 7477.6611316641. The cubic root of 55915416 is about 382.3935164310.

The spelling of 55915416 in words is "fifty-five million, nine hundred fifteen thousand, four hundred sixteen".