22052317280 has 96 divisors (see below), whose sum is σ = 60808237056. Its totient is φ = 7399908864.

The previous prime is 22052317279. The next prime is 22052317297. The reversal of 22052317280 is 8271325022.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 156824 + ... + 262103.

It is an arithmetic number, because the mean of its divisors is an integer number (633419136).

Almost surely, 2^22052317280 is an apocalyptic number.

22052317280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22052317280 is an abundant number, since it is smaller than the sum of its proper divisors (38755919776).

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

22052317280 is a wasteful number, since it uses less digits than its factorization.

22052317280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418996 (or 418988 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The spelling of 22052317280 in words is "twenty-two billion, fifty-two million, three hundred seventeen thousand, two hundred eighty".