976648768 has 28 divisors (see below), whose sum is σ = 1958029612. Its totient is φ = 483287040.

The previous prime is 976648763. The next prime is 976648843. The reversal of 976648768 is 867846679.

It can be written as a sum of positive squares in 2 ways, for example, as 744634944 + 232013824 = 27288^2 + 15232^2 .

It is not an unprimeable number, because it can be changed into a prime (976648763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72453 + ... + 84868.

It is an arithmetic number, because the mean of its divisors is an integer number (69929629).

Almost surely, 2^976648768 is an apocalyptic number.

It is an amenable number.

976648768 is an abundant number, since it is smaller than the sum of its proper divisors (981380844).

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

976648768 is a wasteful number, since it uses less digits than its factorization.

976648768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157430 (or 157420 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 61.

The square root of 976648768 is about 31251.3802575182. The cubic root of 976648768 is about 992.1548708949.

The spelling of 976648768 in words is "nine hundred seventy-six million, six hundred forty-eight thousand, seven hundred sixty-eight".