551875464 has 64 divisors (see below), whose sum is σ = 1751990400. Its totient is φ = 157678272.

The previous prime is 551875451. The next prime is 551875483. The reversal of 551875464 is 464578155.

551875464 is a `hidden beast` number, since 5 + 5 + 187 + 5 + 464 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180987 + ... + 184010.

It is an arithmetic number, because the mean of its divisors is an integer number (27374850).

Almost surely, 2^551875464 is an apocalyptic number.

551875464 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

551875464 is an abundant number, since it is smaller than the sum of its proper divisors (1200114936).

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

551875464 is a wasteful number, since it uses less digits than its factorization.

551875464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365019 (or 365009 counting only the distinct ones).

The product of its digits is 672000, while the sum is 45.

The square root of 551875464 is about 23492.0297973589. The cubic root of 551875464 is about 820.2514913713.

The spelling of 551875464 in words is "five hundred fifty-one million, eight hundred seventy-five thousand, four hundred sixty-four".