54415555555555 has 4 divisors (see below), whose sum is σ = 65298666666672. Its totient is φ = 43532444444440.

The previous prime is 54415555555541. The next prime is 54415555555573. The reversal of 54415555555555 is 55555555551445.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 54415555555555 - 2⁵ = 54415555555523 is a prime.

It is a super-2 number, since 2×54415555555555² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

54415555555555 is a modest number, since divided by 5555555 gives 5441555 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5441555555551 + ... + 5441555555560.

It is an arithmetic number, because the mean of its divisors is an integer number (16324666666668).

Almost surely, 2^{54415555555555} is an apocalyptic number.

54415555555555 is a deficient number, since it is larger than the sum of its proper divisors (10883111111117).

54415555555555 is a wasteful number, since it uses less digits than its factorization.

54415555555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10883111111116.

The product of its digits is 781250000, while the sum is 64.

The spelling of 54415555555555 in words is "fifty-four trillion, four hundred fifteen billion, five hundred fifty-five million, five hundred fifty-five thousand, five hundred fifty-five".