55317995796 has 48 divisors (see below), whose sum is σ = 153928341504.
Its totient is φ = 15117961056.
The previous prime is 55317995753. The next prime is 55317995807. The reversal of 55317995796 is 69759971355.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14314320 + ... + 14318183.
It is an arithmetic number, because the mean of its divisors is an integer number (3206840448).
Almost surely, 255317995796 is an apocalyptic number.
It is an amenable number.
55317995796 is an abundant number, since it is smaller than the sum of its proper divisors (98610345708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55317995796 is a wasteful number, since it uses less digits than its factorization.
55317995796 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28632540 (or 28632538 counting only the distinct ones).
The product of its digits is 80372250, while the sum is 66.
The spelling of 55317995796 in words is "fifty-five billion, three hundred seventeen million, nine hundred ninety-five thousand, seven hundred ninety-six".