55500550505496 has 128 divisors (see below), whose sum is σ = 159379830086400. Its totient is φ = 17883658275840.

The previous prime is 55500550505489. The next prime is 55500550505503. The reversal of 55500550505496 is 69450505500555.

55500550505496 is a `hidden beast` number, since 5 + 5 + 50 + 0 + 5 + 50 + 50 + 5 + 496 = 666.

It is an interprime number because it is at equal distance from previous prime (55500550505489) and next prime (55500550505503).

It is a super-2 number, since 2×55500550505496² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29900670 + ... + 31702541.

It is an arithmetic number, because the mean of its divisors is an integer number (1245154922550).

Almost surely, 2^{55500550505496} is an apocalyptic number.

It is an amenable number.

55500550505496 is an abundant number, since it is smaller than the sum of its proper divisors (103879279580904).

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

55500550505496 is a wasteful number, since it uses less digits than its factorization.

55500550505496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61603366 (or 61603356 counting only the distinct ones).

The product of its (nonzero) digits is 16875000, while the sum is 54.

The spelling of 55500550505496 in words is "fifty-five trillion, five hundred billion, five hundred fifty million, five hundred five thousand, four hundred ninety-six".