976400002647 has 16 divisors (see below), whose sum is σ = 1446628084480. Its totient is φ = 650884032216.

The previous prime is 976400002639. The next prime is 976400002663. The reversal of 976400002647 is 746200004679.

It is not a de Polignac number, because 976400002647 - 2³ = 976400002639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (976400102647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1004683 + ... + 1721100.

It is an arithmetic number, because the mean of its divisors is an integer number (90414255280).

Almost surely, 2^976400002647 is an apocalyptic number.

976400002647 is a deficient number, since it is larger than the sum of its proper divisors (470228081833).

976400002647 is a wasteful number, since it uses less digits than its factorization.

976400002647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2739059 (or 2739053 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 976400002647 in words is "nine hundred seventy-six billion, four hundred million, two thousand, six hundred forty-seven".