622167894002 has 18 divisors (see below), whose sum is σ = 953611098447. Its totient is φ = 304439483164.

The previous prime is 622167893983. The next prime is 622167894011. The reversal of 622167894002 is 200498761226.

It can be written as a sum of positive squares in only one way, i.e., 311083947001 + 311083947001 = 557749^2 + 557749^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=557749.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 52422473 + ... + 52434339.

Almost surely, 2^622167894002 is an apocalyptic number.

622167894002 is a deficient number, since it is larger than the sum of its proper divisors (331443204445).

622167894002 is an frugal number, since it uses more digits than its factorization.

622167894002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23830 (or 11916 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 622167894002 in words is "six hundred twenty-two billion, one hundred sixty-seven million, eight hundred ninety-four thousand, two".