2122686496 has 72 divisors (see below), whose sum is σ = 4850689536. Its totient is φ = 895720320.

The previous prime is 2122686493. The next prime is 2122686541. The reversal of 2122686496 is 6946862212.

It is not an unprimeable number, because it can be changed into a prime (2122686493) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1004481 + ... + 1006591.

It is an arithmetic number, because the mean of its divisors is an integer number (67370688).

Almost surely, 2^2122686496 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 2122686496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2425344768).

2122686496 is an abundant number, since it is smaller than the sum of its proper divisors (2728003040).

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

2122686496 is an equidigital number, since it uses as much as digits as its factorization.

2122686496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2262 (or 2187 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 2122686496 is about 46072.6219787848. The cubic root of 2122686496 is about 1285.1740635378.

The spelling of 2122686496 in words is "two billion, one hundred twenty-two million, six hundred eighty-six thousand, four hundred ninety-six".