22719404189064 has 48 divisors (see below), whose sum is σ = 62431420610160. Its totient is φ = 6884667935200.

The previous prime is 22719404189063. The next prime is 22719404189081. The reversal of 22719404189064 is 46098140491722.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22719404188995 and 22719404189013.

It is not an unprimeable number, because it can be changed into a prime (22719404189063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3911740242 + ... + 3911746049.

It is an arithmetic number, because the mean of its divisors is an integer number (1300654596045).

Almost surely, 2^{22719404189064} is an apocalyptic number.

22719404189064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22719404189064 is an abundant number, since it is smaller than the sum of its proper divisors (39712016421096).

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

22719404189064 is a wasteful number, since it uses less digits than its factorization.

22719404189064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7823486322 (or 7823486307 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 57.

The spelling of 22719404189064 in words is "twenty-two trillion, seven hundred nineteen billion, four hundred four million, one hundred eighty-nine thousand, sixty-four".