55192746612 has 24 divisors (see below), whose sum is σ = 129797118976. Its totient is φ = 18252718848.

The previous prime is 55192746607. The next prime is 55192746613. The reversal of 55192746612 is 21664729155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55192746613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18106333 + ... + 18109380.

Almost surely, 2^55192746612 is an apocalyptic number.

It is an amenable number.

55192746612 is an abundant number, since it is smaller than the sum of its proper divisors (74604372364).

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

55192746612 is a wasteful number, since it uses less digits than its factorization.

55192746612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36215847 (or 36215845 counting only the distinct ones).

The product of its digits is 907200, while the sum is 48.

The spelling of 55192746612 in words is "fifty-five billion, one hundred ninety-two million, seven hundred forty-six thousand, six hundred twelve".