54113510622561 has 16 divisors (see below), whose sum is σ = 77753916764160. Its totient is φ = 33278136658560.

The previous prime is 54113510622533. The next prime is 54113510622571. The reversal of 54113510622561 is 16522601531145.

It is not a de Polignac number, because 54113510622561 - 2⁶ = 54113510622497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54113510622571) 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, 468384481 + ... + 468499998.

It is an arithmetic number, because the mean of its divisors is an integer number (4859619797760).

Almost surely, 2^{54113510622561} is an apocalyptic number.

It is an amenable number.

54113510622561 is a deficient number, since it is larger than the sum of its proper divisors (23640406141599).

54113510622561 is a wasteful number, since it uses less digits than its factorization.

54113510622561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936885976.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 54113510622561 in words is "fifty-four trillion, one hundred thirteen billion, five hundred ten million, six hundred twenty-two thousand, five hundred sixty-one".