55551200162016 has 96 divisors (see below), whose sum is σ = 157054292508960. Its totient is φ = 17091009183744.

The previous prime is 55551200162009. The next prime is 55551200162053. The reversal of 55551200162016 is 61026100215555.

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

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 10654240 + ... + 14987168.

It is an arithmetic number, because the mean of its divisors is an integer number (1635982213635).

Almost surely, 2^{55551200162016} is an apocalyptic number.

It is an amenable number.

55551200162016 is an abundant number, since it is smaller than the sum of its proper divisors (101503092346944).

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

55551200162016 is a wasteful number, since it uses less digits than its factorization.

55551200162016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4343228 (or 4343220 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 39.

The spelling of 55551200162016 in words is "fifty-five trillion, five hundred fifty-one billion, two hundred million, one hundred sixty-two thousand, sixteen".