2622404062640 has 80 divisors (see below), whose sum is σ = 6427680030720. Its totient is φ = 993525722880.

The previous prime is 2622404062639. The next prime is 2622404062669. The reversal of 2622404062640 is 462604042262.

2622404062640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 2622404062594 and 2622404062603.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11132600 + ... + 11365719.

It is an arithmetic number, because the mean of its divisors is an integer number (80346000384).

Almost surely, 2^{2622404062640} is an apocalyptic number.

2622404062640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2622404062640 is an abundant number, since it is smaller than the sum of its proper divisors (3805275968080).

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

2622404062640 is a wasteful number, since it uses less digits than its factorization.

2622404062640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22498410 (or 22498404 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 2622404062640 in words is "two trillion, six hundred twenty-two billion, four hundred four million, sixty-two thousand, six hundred forty".