22466564645142 has 16 divisors (see below), whose sum is σ = 44936183441520. Its totient is φ = 7488345856512.

The previous prime is 22466564645141. The next prime is 22466564645233. The reversal of 22466564645142 is 24154646566422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22466564645141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127160667 + ... + 127337222.

It is an arithmetic number, because the mean of its divisors is an integer number (2808511465095).

Almost surely, 2^{22466564645142} is an apocalyptic number.

22466564645142 is an abundant number, since it is smaller than the sum of its proper divisors (22469618796378).

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

22466564645142 is a wasteful number, since it uses less digits than its factorization.

22466564645142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254512607.

The product of its digits is 66355200, while the sum is 57.

The spelling of 22466564645142 in words is "twenty-two trillion, four hundred sixty-six billion, five hundred sixty-four million, six hundred forty-five thousand, one hundred forty-two".