22641161524040 has 16 divisors (see below), whose sum is σ = 50942613429180. Its totient is φ = 9056464609600.

The previous prime is 22641161523973. The next prime is 22641161524063. The reversal of 22641161524040 is 4042516114622.

It can be written as a sum of positive squares in 2 ways, for example, as 21251012053924 + 1390149470116 = 4609882^2 + 1179046^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22641161523985 and 22641161524003.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283014519011 + ... + 283014519090.

Almost surely, 2^{22641161524040} is an apocalyptic number.

22641161524040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22641161524040 is an abundant number, since it is smaller than the sum of its proper divisors (28301451905140).

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

22641161524040 is a wasteful number, since it uses less digits than its factorization.

22641161524040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566029038112 (or 566029038108 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

Adding to 22641161524040 its reverse (4042516114622), we get a palindrome (26683677638662).

The spelling of 22641161524040 in words is "twenty-two trillion, six hundred forty-one billion, one hundred sixty-one million, five hundred twenty-four thousand, forty".