54511862200181 has 4 divisors (see below), whose sum is σ = 55671689055552. Its totient is φ = 53352035344812.

The previous prime is 54511862200171. The next prime is 54511862200247. The reversal of 54511862200181 is 18100226811545.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54511862200181 - 2¹⁴ = 54511862183797 is a prime.

It is a super-2 number, since 2×54511862200181² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54511862200171) 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, 579913427615 + ... + 579913427708.

It is an arithmetic number, because the mean of its divisors is an integer number (13917922263888).

Almost surely, 2^{54511862200181} is an apocalyptic number.

It is an amenable number.

54511862200181 is a deficient number, since it is larger than the sum of its proper divisors (1159826855371).

54511862200181 is a wasteful number, since it uses less digits than its factorization.

54511862200181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1159826855370.

The product of its (nonzero) digits is 153600, while the sum is 44.

The spelling of 54511862200181 in words is "fifty-four trillion, five hundred eleven billion, eight hundred sixty-two million, two hundred thousand, one hundred eighty-one".