55391473316 has 24 divisors (see below), whose sum is σ = 101690043840. Its totient is φ = 26364077600.

The previous prime is 55391473307. The next prime is 55391473331. The reversal of 55391473316 is 61337419355.

It is a super-2 number, since 2×55391473316² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3354530 + ... + 3371001.

It is an arithmetic number, because the mean of its divisors is an integer number (4237085160).

Almost surely, 2^55391473316 is an apocalyptic number.

It is an amenable number.

55391473316 is a deficient number, since it is larger than the sum of its proper divisors (46298570524).

55391473316 is a wasteful number, since it uses less digits than its factorization.

55391473316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6725635 (or 6725633 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 47.

The spelling of 55391473316 in words is "fifty-five billion, three hundred ninety-one million, four hundred seventy-three thousand, three hundred sixteen".