22746474912 has 192 divisors, whose sum is σ = 72395576064. Its totient is φ = 6104678400.

The previous prime is 22746474901. The next prime is 22746474917. The reversal of 22746474912 is 21947464722.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (22746474917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6864168 + ... + 6867480.

It is an arithmetic number, because the mean of its divisors is an integer number (377060292).

Almost surely, 2^22746474912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22746474912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36197788032).

22746474912 is an abundant number, since it is smaller than the sum of its proper divisors (49649101152).

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

22746474912 is a wasteful number, since it uses less digits than its factorization.

22746474912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3951 (or 3943 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 48.

The spelling of 22746474912 in words is "twenty-two billion, seven hundred forty-six million, four hundred seventy-four thousand, nine hundred twelve".