551565152 has 24 divisors (see below), whose sum is σ = 1123340400. Its totient is φ = 266272384.

The previous prime is 551565149. The next prime is 551565167. The reversal of 551565152 is 251565155.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296252 + ... + 298107.

It is an arithmetic number, because the mean of its divisors is an integer number (46805850).

Almost surely, 2^551565152 is an apocalyptic number.

It is an amenable number.

551565152 is an abundant number, since it is smaller than the sum of its proper divisors (571775248).

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

551565152 is a wasteful number, since it uses less digits than its factorization.

551565152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594398 (or 594390 counting only the distinct ones).

The product of its digits is 37500, while the sum is 35.

The square root of 551565152 is about 23485.4242456891. The cubic root of 551565152 is about 820.0977238282.

The spelling of 551565152 in words is "five hundred fifty-one million, five hundred sixty-five thousand, one hundred fifty-two".