2620406620422 has 12 divisors (see below), whose sum is σ = 5677547677620. Its totient is φ = 873468873468.

The previous prime is 2620406620399. The next prime is 2620406620439. The reversal of 2620406620422 is 2240266040262.

2620406620422 is a `hidden beast` number, since 2 + 6 + 2 + 0 + 4 + 0 + 6 + 620 + 4 + 22 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72789072772 + ... + 72789072807.

It is an arithmetic number, because the mean of its divisors is an integer number (473128973135).

Almost surely, 2^{2620406620422} is an apocalyptic number.

2620406620422 is an abundant number, since it is smaller than the sum of its proper divisors (3057141057198).

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

2620406620422 is a wasteful number, since it uses less digits than its factorization.

2620406620422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145578145587 (or 145578145584 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 2620406620422 in words is "two trillion, six hundred twenty billion, four hundred six million, six hundred twenty thousand, four hundred twenty-two".