22765636405145 has 64 divisors (see below), whose sum is σ = 29123721849600. Its totient is φ = 17056692710400.

The previous prime is 22765636405019. The next prime is 22765636405147. The reversal of 22765636405145 is 54150463656722.

It is not a de Polignac number, because 22765636405145 - 2¹⁶ = 22765636339609 is a prime.

It is a super-3 number, since 3×22765636405145³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22765636405147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 253123154 + ... + 253213076.

It is an arithmetic number, because the mean of its divisors is an integer number (455058153900).

Almost surely, 2^{22765636405145} is an apocalyptic number.

It is an amenable number.

22765636405145 is a deficient number, since it is larger than the sum of its proper divisors (6358085444455).

22765636405145 is a wasteful number, since it uses less digits than its factorization.

22765636405145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90410.

The product of its (nonzero) digits is 36288000, while the sum is 56.

The spelling of 22765636405145 in words is "twenty-two trillion, seven hundred sixty-five billion, six hundred thirty-six million, four hundred five thousand, one hundred forty-five".