19820908922 has 8 divisors (see below), whose sum is σ = 30756582900. Its totient is φ = 9568714624.

The previous prime is 19820908903. The next prime is 19820908969. The reversal of 19820908922 is 22980902891.

It can be written as a sum of positive squares in 2 ways, for example, as 19706825161 + 114083761 = 140381^2 + 10681^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170869847 + ... + 170869962.

Almost surely, 2^19820908922 is an apocalyptic number.

19820908922 is a deficient number, since it is larger than the sum of its proper divisors (10935673978).

19820908922 is a wasteful number, since it uses less digits than its factorization.

19820908922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341739840.

The product of its (nonzero) digits is 373248, while the sum is 50.

The spelling of 19820908922 in words is "nineteen billion, eight hundred twenty million, nine hundred eight thousand, nine hundred twenty-two".