551360442 has 16 divisors (see below), whose sum is σ = 1113428160. Its totient is φ = 182002272.

The previous prime is 551360437. The next prime is 551360461. The reversal of 551360442 is 244063155.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445467 + ... + 446702.

It is an arithmetic number, because the mean of its divisors is an integer number (69589260).

Almost surely, 2^551360442 is an apocalyptic number.

551360442 is an abundant number, since it is smaller than the sum of its proper divisors (562067718).

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

551360442 is a wasteful number, since it uses less digits than its factorization.

551360442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892277.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 551360442 is about 23481.0656061432. The cubic root of 551360442 is about 819.9962532052.

The spelling of 551360442 in words is "five hundred fifty-one million, three hundred sixty thousand, four hundred forty-two".