55552226004 has 48 divisors (see below), whose sum is σ = 157117410240. Its totient is φ = 16834007520.

The previous prime is 55552225957. The next prime is 55552226033. The reversal of 55552226004 is 40062225555.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55552226004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23379379 + ... + 23381754.

It is an arithmetic number, because the mean of its divisors is an integer number (3273279380).

Almost surely, 2^55552226004 is an apocalyptic number.

55552226004 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

55552226004 is an abundant number, since it is smaller than the sum of its proper divisors (101565184236).

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

55552226004 is a wasteful number, since it uses less digits than its factorization.

55552226004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46761157 (or 46761149 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 55552226004 in words is "fifty-five billion, five hundred fifty-two million, two hundred twenty-six thousand, four".