551502056 has 48 divisors (see below), whose sum is σ = 1266220800. Its totient is φ = 223915104.

The previous prime is 551502041. The next prime is 551502071. The reversal of 551502056 is 650205155.

It is an interprime number because it is at equal distance from previous prime (551502041) and next prime (551502071).

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 11 ways as a sum of consecutive naturals, for example, 29576 + ... + 44471.

It is an arithmetic number, because the mean of its divisors is an integer number (26379600).

Almost surely, 2^551502056 is an apocalyptic number.

551502056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

551502056 is an abundant number, since it is smaller than the sum of its proper divisors (714718744).

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

551502056 is a wasteful number, since it uses less digits than its factorization.

551502056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74086 (or 74075 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 551502056 is about 23484.0809060095. The cubic root of 551502056 is about 820.0664510891.

The spelling of 551502056 in words is "five hundred fifty-one million, five hundred two thousand, fifty-six".