551010664 has 32 divisors (see below), whose sum is σ = 1096086600. Its totient is φ = 258785280.

The previous prime is 551010637. The next prime is 551010667. The reversal of 551010664 is 466010155.

It can be written as a sum of positive squares in 4 ways, for example, as 504361764 + 46648900 = 22458^2 + 6830^2 .

It is a super-2 number, since 2×551010664² = 607225503683441792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (551010667) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 69832 + ... + 77320.

Almost surely, 2^551010664 is an apocalyptic number.

It is an amenable number.

551010664 is a deficient number, since it is larger than the sum of its proper divisors (545075936).

551010664 is a wasteful number, since it uses less digits than its factorization.

551010664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8053 (or 8049 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 551010664 is about 23473.6163383489. The cubic root of 551010664 is about 819.8228171609.

The spelling of 551010664 in words is "five hundred fifty-one million, ten thousand, six hundred sixty-four".