22772719724990 has 32 divisors (see below), whose sum is σ = 41011590090240. Its totient is φ = 9104490284544.

The previous prime is 22772719724947. The next prime is 22772719725001. The reversal of 22772719724990 is 9942791727722.

It is a self number, because there is not a number n which added to its sum of digits gives 22772719724990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161595299 + ... + 161736161.

It is an arithmetic number, because the mean of its divisors is an integer number (1281612190320).

Almost surely, 2^{22772719724990} is an apocalyptic number.

22772719724990 is a deficient number, since it is larger than the sum of its proper divisors (18238870365250).

22772719724990 is a wasteful number, since it uses less digits than its factorization.

22772719724990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148916.

The product of its (nonzero) digits is 112021056, while the sum is 68.

The spelling of 22772719724990 in words is "twenty-two trillion, seven hundred seventy-two billion, seven hundred nineteen million, seven hundred twenty-four thousand, nine hundred ninety".