977599008642 has 32 divisors (see below), whose sum is σ = 1998000006912. Its totient is φ = 318769161984.

The previous prime is 977599008641. The next prime is 977599008643. The reversal of 977599008642 is 246800995779.

977599008642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (977599008641) and next prime (977599008643).

It is not an unprimeable number, because it can be changed into a prime (977599008641) 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, 4453978 + ... + 4668309.

It is an arithmetic number, because the mean of its divisors is an integer number (62437500216).

Almost surely, 2^977599008642 is an apocalyptic number.

977599008642 is an abundant number, since it is smaller than the sum of its proper divisors (1020400998270).

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

977599008642 is a wasteful number, since it uses less digits than its factorization.

977599008642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9122682.

The product of its (nonzero) digits is 68584320, while the sum is 66.

The spelling of 977599008642 in words is "nine hundred seventy-seven billion, five hundred ninety-nine million, eight thousand, six hundred forty-two".