55819137356 has 18 divisors (see below), whose sum is σ = 103767585348. Its totient is φ = 26267828800.

The previous prime is 55819137349. The next prime is 55819137379. The reversal of 55819137356 is 65373191855.

It is a junction number, because it is equal to n+sod(n) for n = 55819137298 and 55819137307.

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 5 ways as a sum of consecutive naturals, for example, 24142070 + ... + 24144381.

Almost surely, 2^55819137356 is an apocalyptic number.

It is an amenable number.

55819137356 is a deficient number, since it is larger than the sum of its proper divisors (47948447992).

55819137356 is a wasteful number, since it uses less digits than its factorization.

55819137356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48286489 (or 48286470 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 53.

The spelling of 55819137356 in words is "fifty-five billion, eight hundred nineteen million, one hundred thirty-seven thousand, three hundred fifty-six".