622042638084 has 90 divisors (see below), whose sum is σ = 1834340923870. Its totient is φ = 177726443328.

The previous prime is 622042638073. The next prime is 622042638163. The reversal of 622042638084 is 480836240226.

622042638084 is a `hidden beast` number, since 6 + 2 + 2 + 0 + 4 + 2 + 638 + 0 + 8 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 375756740100 + 246285897984 = 612990^2 + 496272^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 3511849 + ... + 3684720.

Almost surely, 2^622042638084 is an apocalyptic number.

It is an amenable number.

622042638084 is an abundant number, since it is smaller than the sum of its proper divisors (1212298285786).

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

622042638084 is a wasteful number, since it uses less digits than its factorization.

622042638084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7196607 (or 7196581 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 45.

The spelling of 622042638084 in words is "six hundred twenty-two billion, forty-two million, six hundred thirty-eight thousand, eighty-four".