551350164 has 48 divisors (see below), whose sum is σ = 1306188800. Its totient is φ = 180981216.

The previous prime is 551350141. The next prime is 551350193. The reversal of 551350164 is 461053155.

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, 700179 + ... + 700965.

Almost surely, 2^551350164 is an apocalyptic number.

It is an amenable number.

551350164 is an abundant number, since it is smaller than the sum of its proper divisors (754838636).

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

551350164 is a wasteful number, since it uses less digits than its factorization.

551350164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612 (or 1610 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 551350164 is about 23480.8467479348. The cubic root of 551350164 is about 819.9911579455.

The spelling of 551350164 in words is "five hundred fifty-one million, three hundred fifty thousand, one hundred sixty-four".