22545142065042 has 32 divisors (see below), whose sum is σ = 47169224035200. Its totient is φ = 7174380732288.

The previous prime is 22545142064983. The next prime is 22545142065049. The reversal of 22545142065042 is 24056024154522.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22545142064985 and 22545142065003.

It is not an unprimeable number, because it can be changed into a prime (22545142065049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 727904638 + ... + 727935609.

It is an arithmetic number, because the mean of its divisors is an integer number (1474038251100).

Almost surely, 2^{22545142065042} is an apocalyptic number.

22545142065042 is an abundant number, since it is smaller than the sum of its proper divisors (24624081970158).

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

22545142065042 is a wasteful number, since it uses less digits than its factorization.

22545142065042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1455840370.

The product of its (nonzero) digits is 768000, while the sum is 42.

The spelling of 22545142065042 in words is "twenty-two trillion, five hundred forty-five billion, one hundred forty-two million, sixty-five thousand, forty-two".