551216011164 has 96 divisors (see below), whose sum is σ = 1583142489600. Its totient is φ = 145360666368.

The previous prime is 551216011123. The next prime is 551216011211. The reversal of 551216011164 is 461110612155.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14066142 + ... + 14105274.

It is an arithmetic number, because the mean of its divisors is an integer number (16491067600).

Almost surely, 2^551216011164 is an apocalyptic number.

It is an amenable number.

551216011164 is an abundant number, since it is smaller than the sum of its proper divisors (1031926478436).

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

551216011164 is a wasteful number, since it uses less digits than its factorization.

551216011164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52059 (or 52057 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 33.

The spelling of 551216011164 in words is "five hundred fifty-one billion, two hundred sixteen million, eleven thousand, one hundred sixty-four".