13640799822 has 16 divisors (see below), whose sum is σ = 29380184400. Its totient is φ = 4197169152.

The previous prime is 13640799787. The next prime is 13640799841. The reversal of 13640799822 is 22899704631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87440947 + ... + 87441102.

It is an arithmetic number, because the mean of its divisors is an integer number (1836261525).

Almost surely, 2^13640799822 is an apocalyptic number.

13640799822 is an abundant number, since it is smaller than the sum of its proper divisors (15739384578).

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

13640799822 is a wasteful number, since it uses less digits than its factorization.

13640799822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174882067.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 13640799822 in words is "thirteen billion, six hundred forty million, seven hundred ninety-nine thousand, eight hundred twenty-two".