22120656145264 has 10 divisors (see below), whose sum is σ = 42858771281480. Its totient is φ = 11060328072624.

The previous prime is 22120656145219. The next prime is 22120656145267. The reversal of 22120656145264 is 46254165602122.

It is a happy number.

It is a super-3 number, since 3×22120656145264³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120656145267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691270504524 + ... + 691270504555.

It is an arithmetic number, because the mean of its divisors is an integer number (4285877128148).

Almost surely, 2^{22120656145264} is an apocalyptic number.

It is an amenable number.

22120656145264 is a deficient number, since it is larger than the sum of its proper divisors (20738115136216).

22120656145264 is a wasteful number, since it uses less digits than its factorization.

22120656145264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382541009087 (or 1382541009081 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 22120656145264 in words is "twenty-two trillion, one hundred twenty billion, six hundred fifty-six million, one hundred forty-five thousand, two hundred sixty-four".