20422686004 has 24 divisors (see below), whose sum is σ = 40863175808. Its totient is φ = 8748764640.

The previous prime is 20422685993. The next prime is 20422686023. The reversal of 20422686004 is 40068622402.

It is a super-2 number, since 2×20422686004² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93099 + ... + 222514.

Almost surely, 2^20422686004 is an apocalyptic number.

It is an amenable number.

20422686004 is an abundant number, since it is smaller than the sum of its proper divisors (20440489804).

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

20422686004 is a wasteful number, since it uses less digits than its factorization.

20422686004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317935 (or 317933 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

The spelling of 20422686004 in words is "twenty billion, four hundred twenty-two million, six hundred eighty-six thousand, four".