55550583912 has 16 divisors (see below), whose sum is σ = 138876459840. Its totient is φ = 18516861296.

The previous prime is 55550583911. The next prime is 55550583967. The reversal of 55550583912 is 21938505555.

It is not an unprimeable number, because it can be changed into a prime (55550583911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1157303808 + ... + 1157303855.

It is an arithmetic number, because the mean of its divisors is an integer number (8679778740).

Almost surely, 2^55550583912 is an apocalyptic number.

It is an amenable number.

55550583912 is an abundant number, since it is smaller than the sum of its proper divisors (83325875928).

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

55550583912 is a wasteful number, since it uses less digits than its factorization.

55550583912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314607672 (or 2314607668 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 48.

The spelling of 55550583912 in words is "fifty-five billion, five hundred fifty million, five hundred eighty-three thousand, nine hundred twelve".