55870226784 has 36 divisors (see below), whose sum is σ = 158880958236. Its totient is φ = 18623408832.

The previous prime is 55870226771. The next prime is 55870226791. The reversal of 55870226784 is 48762207855.

55870226784 is a `hidden beast` number, since 558 + 7 + 0 + 2 + 2 + 6 + 7 + 84 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 55870226784.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 96996634 + ... + 96997209.

It is an arithmetic number, because the mean of its divisors is an integer number (4413359951).

Almost surely, 2^55870226784 is an apocalyptic number.

It is an amenable number.

55870226784 is an abundant number, since it is smaller than the sum of its proper divisors (103010731452).

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

55870226784 is a wasteful number, since it uses less digits than its factorization.

55870226784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193993859 (or 193993848 counting only the distinct ones).

The product of its (nonzero) digits is 7526400, while the sum is 54.

The spelling of 55870226784 in words is "fifty-five billion, eight hundred seventy million, two hundred twenty-six thousand, seven hundred eighty-four".