55000500500550 has 96 divisors (see below), whose sum is σ = 148819133430144. Its totient is φ = 13331861536000.

The previous prime is 55000500500531. The next prime is 55000500500551. The reversal of 55000500500550 is 5500500500055.

It is a super-2 number, since 2×55000500500550² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55000500500551) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11851330 + ... + 15825770.

It is an arithmetic number, because the mean of its divisors is an integer number (1550199306564).

Almost surely, 2^{55000500500550} is an apocalyptic number.

55000500500550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55000500500550 is an abundant number, since it is smaller than the sum of its proper divisors (93818632929594).

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

55000500500550 is a wasteful number, since it uses less digits than its factorization.

55000500500550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3982854 (or 3982849 counting only the distinct ones).

The product of its (nonzero) digits is 15625, while the sum is 30.

The spelling of 55000500500550 in words is "fifty-five trillion, five hundred million, five hundred thousand, five hundred fifty".