55916833380 has 48 divisors (see below), whose sum is σ = 156582875904. Its totient is φ = 14909656320.

The previous prime is 55916833363. The next prime is 55916833391. The reversal of 55916833380 is 8333861955.

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, 637464 + ... + 719856.

It is an arithmetic number, because the mean of its divisors is an integer number (3262143248).

Almost surely, 2^55916833380 is an apocalyptic number.

It is an amenable number.

55916833380 is an abundant number, since it is smaller than the sum of its proper divisors (100666042524).

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

55916833380 is a wasteful number, since it uses less digits than its factorization.

55916833380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93716 (or 93714 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 55916833380 in words is "fifty-five billion, nine hundred sixteen million, eight hundred thirty-three thousand, three hundred eighty".