22152081750 has 32 divisors (see below), whose sum is σ = 55291597920. Its totient is φ = 5907221600.

The previous prime is 22152081683. The next prime is 22152081751. The reversal of 22152081750 is 5718025122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22152081751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14767305 + ... + 14768804.

It is an arithmetic number, because the mean of its divisors is an integer number (1727862435).

Almost surely, 2^22152081750 is an apocalyptic number.

22152081750 is an abundant number, since it is smaller than the sum of its proper divisors (33139516170).

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

22152081750 is a wasteful number, since it uses less digits than its factorization.

22152081750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29536129 (or 29536119 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 33.

The spelling of 22152081750 in words is "twenty-two billion, one hundred fifty-two million, eighty-one thousand, seven hundred fifty".