700664660 has 24 divisors (see below), whose sum is σ = 1472979816. Its totient is φ = 279964160.

The previous prime is 700664641. The next prime is 700664677. The reversal of 700664660 is 66466007.

It can be written as a sum of positive squares in 4 ways, for example, as 4443664 + 696220996 = 2108^2 + 26386^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 700664660.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680 + ... + 37440.

It is an arithmetic number, because the mean of its divisors is an integer number (61374159).

Almost surely, 2^700664660 is an apocalyptic number.

It is an amenable number.

700664660 is an abundant number, since it is smaller than the sum of its proper divisors (772315156).

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

700664660 is a wasteful number, since it uses less digits than its factorization.

700664660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37723 (or 37721 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 700664660 is about 26470.0710237052. The cubic root of 700664660 is about 888.1849386881.

The spelling of 700664660 in words is "seven hundred million, six hundred sixty-four thousand, six hundred sixty".