19700636022 has 32 divisors (see below), whose sum is σ = 43789995360. Its totient is φ = 6565258080.

The previous prime is 19700635991. The next prime is 19700636023. The reversal of 19700636022 is 22063600791.

19700636022 is a `hidden beast` number, since 19 + 7 + 0 + 0 + 636 + 0 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19700636023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186772 + ... + 272552.

It is an arithmetic number, because the mean of its divisors is an integer number (1368437355).

Almost surely, 2^19700636022 is an apocalyptic number.

19700636022 is an abundant number, since it is smaller than the sum of its proper divisors (24089359338).

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

19700636022 is a wasteful number, since it uses less digits than its factorization.

19700636022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90045 (or 90039 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The spelling of 19700636022 in words is "nineteen billion, seven hundred million, six hundred thirty-six thousand, twenty-two".