22553133540012 has 72 divisors (see below), whose sum is σ = 57066328230912. Its totient is φ = 7510195087200.

The previous prime is 22553133539987. The next prime is 22553133540073. The reversal of 22553133540012 is 21004533135522.

22553133540012 is a `hidden beast` number, since 2 + 2 + 55 + 31 + 33 + 540 + 0 + 1 + 2 = 666.

It is a super-2 number, since 2×22553133540012² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201111837 + ... + 201223947.

It is an arithmetic number, because the mean of its divisors is an integer number (792587892096).

Almost surely, 2^{22553133540012} is an apocalyptic number.

It is an amenable number.

22553133540012 is an abundant number, since it is smaller than the sum of its proper divisors (34513194690900).

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

22553133540012 is a wasteful number, since it uses less digits than its factorization.

22553133540012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117659 (or 117654 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 22553133540012 its reverse (21004533135522), we get a palindrome (43557666675534).

The spelling of 22553133540012 in words is "twenty-two trillion, five hundred fifty-three billion, one hundred thirty-three million, five hundred forty thousand, twelve".