816960968 has 16 divisors (see below), whose sum is σ = 1532252160. Its totient is φ = 408360400.

The previous prime is 816960953. The next prime is 816960971. The reversal of 816960968 is 869069618.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18233 + ... + 44343.

It is an arithmetic number, because the mean of its divisors is an integer number (95765760).

Almost surely, 2^816960968 is an apocalyptic number.

It is an amenable number.

816960968 is a deficient number, since it is larger than the sum of its proper divisors (715291192).

816960968 is a wasteful number, since it uses less digits than its factorization.

816960968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30028 (or 30024 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 53.

The square root of 816960968 is about 28582.5290693458. The cubic root of 816960968 is about 934.8324284327.

The spelling of 816960968 in words is "eight hundred sixteen million, nine hundred sixty thousand, nine hundred sixty-eight".