977882359079 has 4 divisors (see below), whose sum is σ = 980504027976. Its totient is φ = 975260690184.

The previous prime is 977882359067. The next prime is 977882359109. The reversal of 977882359079 is 970953288779.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 970953288779 = 2203 ⋅440741393.

It is a cyclic number.

It is not a de Polignac number, because 977882359079 - 2¹² = 977882354983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 977882358997 and 977882359015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (977882359009) 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, 1310833889 + ... + 1310834634.

It is an arithmetic number, because the mean of its divisors is an integer number (245126006994).

Almost surely, 2^977882359079 is an apocalyptic number.

977882359079 is a deficient number, since it is larger than the sum of its proper divisors (2621668897).

977882359079 is a wasteful number, since it uses less digits than its factorization.

977882359079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621668896.

The product of its (nonzero) digits is 480090240, while the sum is 74.

The spelling of 977882359079 in words is "nine hundred seventy-seven billion, eight hundred eighty-two million, three hundred fifty-nine thousand, seventy-nine".