551874656 has 12 divisors (see below), whose sum is σ = 1086503292. Its totient is φ = 275937312.

The previous prime is 551874643. The next prime is 551874677. The reversal of 551874656 is 656478155.

It is a self number, because there is not a number n which added to its sum of digits gives 551874656.

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 as a sum of consecutive naturals, namely, 8623010 + ... + 8623073.

It is an arithmetic number, because the mean of its divisors is an integer number (90541941).

Almost surely, 2^551874656 is an apocalyptic number.

It is an amenable number.

551874656 is a deficient number, since it is larger than the sum of its proper divisors (534628636).

551874656 is a wasteful number, since it uses less digits than its factorization.

551874656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17246093 (or 17246085 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 47.

The square root of 551874656 is about 23492.0126000307. The cubic root of 551874656 is about 820.2510910615.

The spelling of 551874656 in words is "five hundred fifty-one million, eight hundred seventy-four thousand, six hundred fifty-six".