55764360 has 96 divisors (see below), whose sum is σ = 182407680. Its totient is φ = 14774400.

The previous prime is 55764329. The next prime is 55764383. The reversal of 55764360 is 6346755.

55764360 is a `hidden beast` number, since 5 + 5 + 7 + 643 + 6 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68355 + ... + 69165.

It is an arithmetic number, because the mean of its divisors is an integer number (1900080).

Almost surely, 2^55764360 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 55764360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91203840).

55764360 is an abundant number, since it is smaller than the sum of its proper divisors (126643320).

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

55764360 is a wasteful number, since it uses less digits than its factorization.

55764360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019 (or 1012 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 55764360 is about 7467.5538163444. The cubic root of 55764360 is about 382.0488593700.

The spelling of 55764360 in words is "fifty-five million, seven hundred sixty-four thousand, three hundred sixty".