20112044452255 has 64 divisors (see below), whose sum is σ = 28191705108480. Its totient is φ = 13488058681344.

The previous prime is 20112044452237. The next prime is 20112044452261. The reversal of 20112044452255 is 55225444021102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20112044452255 is a prime.

It is a super-2 number, since 2×20112044452255² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2668437847 + ... + 2668445383.

It is an arithmetic number, because the mean of its divisors is an integer number (440495392320).

Almost surely, 2^{20112044452255} is an apocalyptic number.

20112044452255 is a deficient number, since it is larger than the sum of its proper divisors (8079660656225).

20112044452255 is a wasteful number, since it uses less digits than its factorization.

20112044452255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11968.

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 20112044452255 its reverse (55225444021102), we get a palindrome (75337488473357).

The spelling of 20112044452255 in words is "twenty trillion, one hundred twelve billion, forty-four million, four hundred fifty-two thousand, two hundred fifty-five".