2636120676 has 96 divisors (see below), whose sum is σ = 7226813440. Its totient is φ = 732219264.

The previous prime is 2636120659. The next prime is 2636120701. The reversal of 2636120676 is 6760216362.

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, 825555 + ... + 828741.

Almost surely, 2^2636120676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2636120676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3613406720).

2636120676 is an abundant number, since it is smaller than the sum of its proper divisors (4590692764).

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

2636120676 is a wasteful number, since it uses less digits than its factorization.

2636120676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473 (or 3471 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 2636120676 is about 51343.1658159097. The cubic root of 2636120676 is about 1381.4073502389.

The spelling of 2636120676 in words is "two billion, six hundred thirty-six million, one hundred twenty thousand, six hundred seventy-six".