55722002016 has 96 divisors (see below), whose sum is σ = 154500369408. Its totient is φ = 17556779520.

The previous prime is 55722001939. The next prime is 55722002029. The reversal of 55722002016 is 61020022755.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×55722002016² (a number of 22 digits) contains 22 as substring.

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, 89751 + ... + 345686.

It is an arithmetic number, because the mean of its divisors is an integer number (1609378848).

Almost surely, 2^55722002016 is an apocalyptic number.

It is an amenable number.

55722002016 is an abundant number, since it is smaller than the sum of its proper divisors (98778367392).

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

55722002016 is a wasteful number, since it uses less digits than its factorization.

55722002016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435524 (or 435516 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

The spelling of 55722002016 in words is "fifty-five billion, seven hundred twenty-two million, two thousand, sixteen".