22736707540 has 24 divisors (see below), whose sum is σ = 47844351072. Its totient is φ = 9076156320.

The previous prime is 22736707537. The next prime is 22736707573. The reversal of 22736707540 is 4570763722.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1147854 + ... + 1167493.

It is an arithmetic number, because the mean of its divisors is an integer number (1993514628).

Almost surely, 2^22736707540 is an apocalyptic number.

22736707540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22736707540 is an abundant number, since it is smaller than the sum of its proper divisors (25107643532).

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

22736707540 is a wasteful number, since it uses less digits than its factorization.

22736707540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2315847 (or 2315845 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 43.

The spelling of 22736707540 in words is "twenty-two billion, seven hundred thirty-six million, seven hundred seven thousand, five hundred forty".