22463121852 has 30 divisors (see below), whose sum is σ = 58723038528. Its totient is φ = 7487707176.

The previous prime is 22463121829. The next prime is 22463121859. The reversal of 22463121852 is 25812136422.

22463121852 is a `hidden beast` number, since 2 + 2 + 4 + 631 + 2 + 18 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22463121859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 34664988 + ... + 34665635.

Almost surely, 2^22463121852 is an apocalyptic number.

It is an amenable number.

22463121852 is an abundant number, since it is smaller than the sum of its proper divisors (36259916676).

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

22463121852 is a wasteful number, since it uses less digits than its factorization.

22463121852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69330639 (or 69330628 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The spelling of 22463121852 in words is "twenty-two billion, four hundred sixty-three million, one hundred twenty-one thousand, eight hundred fifty-two".