55500000150 has 96 divisors (see below), whose sum is σ = 158924828160. Its totient is φ = 12554910720.

The previous prime is 55500000139. The next prime is 55500000151. The reversal of 55500000150 is 5100000555.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55500000151) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 170610 + ... + 374309.

It is an arithmetic number, because the mean of its divisors is an integer number (1655466960).

Almost surely, 2^55500000150 is an apocalyptic number.

55500000150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55500000150 is an abundant number, since it is smaller than the sum of its proper divisors (103424828010).

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

55500000150 is a wasteful number, since it uses less digits than its factorization.

55500000150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545038 (or 545033 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 21.

The spelling of 55500000150 in words is "fifty-five billion, five hundred million, one hundred fifty", and thus it is an aban number.