22741494321 has 96 divisors (see below), whose sum is σ = 39602454528. Its totient is φ = 11492772480.

The previous prime is 22741494319. The next prime is 22741494341. The reversal of 22741494321 is 12349414722.

It is not a de Polignac number, because 22741494321 - 2¹ = 22741494319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 22741494321.

It is not an unprimeable number, because it can be changed into a prime (22741494301) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6099960 + ... + 6103686.

It is an arithmetic number, because the mean of its divisors is an integer number (412525568).

Almost surely, 2^22741494321 is an apocalyptic number.

22741494321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22741494321 is a deficient number, since it is larger than the sum of its proper divisors (16860960207).

22741494321 is a wasteful number, since it uses less digits than its factorization.

22741494321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3891 (or 3884 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The spelling of 22741494321 in words is "twenty-two billion, seven hundred forty-one million, four hundred ninety-four thousand, three hundred twenty-one".