977098165959 has 32 divisors (see below), whose sum is σ = 1394004659200. Its totient is φ = 608660070336.

The previous prime is 977098165957. The next prime is 977098165999. The reversal of 977098165959 is 959561890779.

It is not a de Polignac number, because 977098165959 - 2¹ = 977098165957 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 (977098165957) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1176882 + ... + 1827360.

It is an arithmetic number, because the mean of its divisors is an integer number (43562645600).

Almost surely, 2^977098165959 is an apocalyptic number.

977098165959 is a deficient number, since it is larger than the sum of its proper divisors (416906493241).

977098165959 is an equidigital number, since it uses as much as digits as its factorization.

977098165959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650612 (or 650574 counting only the distinct ones).

The product of its (nonzero) digits is 385786800, while the sum is 75.

The spelling of 977098165959 in words is "nine hundred seventy-seven billion, ninety-eight million, one hundred sixty-five thousand, nine hundred fifty-nine".