23444341665 has 16 divisors (see below), whose sum is σ = 37519660608. Its totient is φ = 12500744256.

The previous prime is 23444341663. The next prime is 23444341693. The reversal of 23444341665 is 56614344432.

It is not a de Polignac number, because 23444341665 - 2¹ = 23444341663 is a prime.

It is a super-2 number, since 2×23444341665² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23444341663) 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, 114007 + ... + 244716.

It is an arithmetic number, because the mean of its divisors is an integer number (2344978788).

Almost surely, 2^23444341665 is an apocalyptic number.

It is an amenable number.

23444341665 is a deficient number, since it is larger than the sum of its proper divisors (14075318943).

23444341665 is a wasteful number, since it uses less digits than its factorization.

23444341665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363088.

The product of its digits is 829440, while the sum is 42.

The spelling of 23444341665 in words is "twenty-three billion, four hundred forty-four million, three hundred forty-one thousand, six hundred sixty-five".