876430664 has 8 divisors (see below), whose sum is σ = 1643307510. Its totient is φ = 438215328.

The previous prime is 876430657. The next prime is 876430673. The reversal of 876430664 is 466034678.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 490622500 + 385808164 = 22150^2 + 19642^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 54776909 + ... + 54776924.

Almost surely, 2^876430664 is an apocalyptic number.

It is an amenable number.

876430664 is a deficient number, since it is larger than the sum of its proper divisors (766876846).

876430664 is a wasteful number, since it uses less digits than its factorization.

876430664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109553839 (or 109553835 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 44.

The square root of 876430664 is about 29604.5716739831. The cubic root of 876430664 is about 956.9865954920.

The spelling of 876430664 in words is "eight hundred seventy-six million, four hundred thirty thousand, six hundred sixty-four".