2617981796976 has 160 divisors (see below), whose sum is σ = 8441077736448. Its totient is φ = 680731914240.

The previous prime is 2617981796887. The next prime is 2617981797023. The reversal of 2617981796976 is 6796971897162.

It is a Harshad number since it is a multiple of its sum of digits (78).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3910681 + ... + 4530936.

Almost surely, 2^{2617981796976} is an apocalyptic number.

2617981796976 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2617981796976 is an abundant number, since it is smaller than the sum of its proper divisors (5823095939472).

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

2617981796976 is a wasteful number, since it uses less digits than its factorization.

2617981796976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8441719 (or 8441713 counting only the distinct ones).

The product of its digits is 864162432, while the sum is 78.

The spelling of 2617981796976 in words is "two trillion, six hundred seventeen billion, nine hundred eighty-one million, seven hundred ninety-six thousand, nine hundred seventy-six".