22465240032 has 24 divisors (see below), whose sum is σ = 58971255336. Its totient is φ = 7488413312.

The previous prime is 22465239989. The next prime is 22465240037. The reversal of 22465240032 is 23004256422.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×22465240032² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22465240037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117006363 + ... + 117006554.

It is an arithmetic number, because the mean of its divisors is an integer number (2457135639).

Almost surely, 2^22465240032 is an apocalyptic number.

It is an amenable number.

22465240032 is an abundant number, since it is smaller than the sum of its proper divisors (36506015304).

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

22465240032 is a wasteful number, since it uses less digits than its factorization.

22465240032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234012930 (or 234012922 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 22465240032 its reverse (23004256422), we get a palindrome (45469496454).

The spelling of 22465240032 in words is "twenty-two billion, four hundred sixty-five million, two hundred forty thousand, thirty-two".