22746338874 has 96 divisors (see below), whose sum is σ = 56911196160. Its totient is φ = 6431586336.

The previous prime is 22746338779. The next prime is 22746338887. The reversal of 22746338874 is 47883364722.

It is a happy number.

22746338874 is a `hidden beast` number, since 227 + 4 + 6 + 338 + 87 + 4 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 22746338874.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5026777 + ... + 5031299.

It is an arithmetic number, because the mean of its divisors is an integer number (592824960).

Almost surely, 2^22746338874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22746338874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28455598080).

22746338874 is an abundant number, since it is smaller than the sum of its proper divisors (34164857286).

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

22746338874 is a wasteful number, since it uses less digits than its factorization.

22746338874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4944 (or 4941 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 54.

The spelling of 22746338874 in words is "twenty-two billion, seven hundred forty-six million, three hundred thirty-eight thousand, eight hundred seventy-four".