54557849617 has 16 divisors (see below), whose sum is σ = 56795841792. Its totient is φ = 52365664000.

The previous prime is 54557849551. The next prime is 54557849657. The reversal of 54557849617 is 71694875545.

54557849617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 54557849617 - 2¹⁵ = 54557816849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54557849657) 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, 8094873 + ... + 8101609.

It is an arithmetic number, because the mean of its divisors is an integer number (3549740112).

Almost surely, 2^54557849617 is an apocalyptic number.

It is an amenable number.

54557849617 is a deficient number, since it is larger than the sum of its proper divisors (2237992175).

54557849617 is a wasteful number, since it uses less digits than its factorization.

54557849617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10088.

The product of its digits is 42336000, while the sum is 61.

The spelling of 54557849617 in words is "fifty-four billion, five hundred fifty-seven million, eight hundred forty-nine thousand, six hundred seventeen".