22073542572 has 24 divisors (see below), whose sum is σ = 51518834416. Its totient is φ = 7355861568.

The previous prime is 22073542541. The next prime is 22073542573. The reversal of 22073542572 is 27524537022.

It is a self number, because there is not a number n which added to its sum of digits gives 22073542572.

It is not an unprimeable number, because it can be changed into a prime (22073542573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201583 + ... + 291174.

Almost surely, 2^22073542572 is an apocalyptic number.

It is an amenable number.

22073542572 is an abundant number, since it is smaller than the sum of its proper divisors (29445291844).

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

22073542572 is a wasteful number, since it uses less digits than its factorization.

22073542572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496497 (or 496495 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 39.

The spelling of 22073542572 in words is "twenty-two billion, seventy-three million, five hundred forty-two thousand, five hundred seventy-two".