2398977796085 has 16 divisors (see below), whose sum is σ = 3100301132544. Its totient is φ = 1771505020992.

The previous prime is 2398977796063. The next prime is 2398977796087. The reversal of 2398977796085 is 5806977798932.

It is a cyclic number.

It is not a de Polignac number, because 2398977796085 - 2²⁸ = 2398709360629 is a prime.

It is a super-2 number, since 2×2398977796085² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2398977796087) 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, 2026514 + ... + 2984076.

It is an arithmetic number, because the mean of its divisors is an integer number (193768820784).

Almost surely, 2^{2398977796085} is an apocalyptic number.

It is an amenable number.

2398977796085 is a deficient number, since it is larger than the sum of its proper divisors (701323336459).

2398977796085 is a wasteful number, since it uses less digits than its factorization.

2398977796085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996124.

The product of its (nonzero) digits is 2880541440, while the sum is 80.

The spelling of 2398977796085 in words is "two trillion, three hundred ninety-eight billion, nine hundred seventy-seven million, seven hundred ninety-six thousand, eighty-five".