620422164066 has 16 divisors (see below), whose sum is σ = 1245993062688. Its totient is φ = 205949265600.

The previous prime is 620422164049. The next prime is 620422164073. The reversal of 620422164066 is 660461224026.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214529040 + ... + 214531931.

It is an arithmetic number, because the mean of its divisors is an integer number (77874566418).

Almost surely, 2^620422164066 is an apocalyptic number.

620422164066 is an abundant number, since it is smaller than the sum of its proper divisors (625570898622).

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

620422164066 is a wasteful number, since it uses less digits than its factorization.

620422164066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429061217.

The product of its (nonzero) digits is 165888, while the sum is 39.

The spelling of 620422164066 in words is "six hundred twenty billion, four hundred twenty-two million, one hundred sixty-four thousand, sixty-six".