22765154372 has 12 divisors (see below), whose sum is σ = 40492119276. Its totient is φ = 11195977440.

The previous prime is 22765154353. The next prime is 22765154407. The reversal of 22765154372 is 27345156722.

It can be written as a sum of positive squares in 2 ways, for example, as 7018418176 + 15746736196 = 83776^2 + 125486^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46649663 + ... + 46650150.

It is an arithmetic number, because the mean of its divisors is an integer number (3374343273).

Almost surely, 2^22765154372 is an apocalyptic number.

It is an amenable number.

22765154372 is a deficient number, since it is larger than the sum of its proper divisors (17726964904).

22765154372 is a wasteful number, since it uses less digits than its factorization.

22765154372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93299878 (or 93299876 counting only the distinct ones).

The product of its digits is 705600, while the sum is 44.

The spelling of 22765154372 in words is "twenty-two billion, seven hundred sixty-five million, one hundred fifty-four thousand, three hundred seventy-two".