54689898645 has 24 divisors (see below), whose sum is σ = 95734404792. Its totient is φ = 28879152000.

The previous prime is 54689898629. The next prime is 54689898707.

54689898645 is a `hidden beast` number, since 5 + 468 + 9 + 89 + 86 + 4 + 5 = 666.

54689898645 is nontrivially palindromic in base 10.

54689898645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6237524484 + 48452374161 = 78978^2 + 220119^2 .

It is not a de Polignac number, because 54689898645 - 2⁴ = 54689898629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6011946 + ... + 6021035.

It is an arithmetic number, because the mean of its divisors is an integer number (3988933533).

Almost surely, 2^54689898645 is an apocalyptic number.

It is an amenable number.

54689898645 is a deficient number, since it is larger than the sum of its proper divisors (41044506147).

54689898645 is a wasteful number, since it uses less digits than its factorization.

54689898645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12033093 (or 12033090 counting only the distinct ones).

The product of its digits is 597196800, while the sum is 72.

The spelling of 54689898645 in words is "fifty-four billion, six hundred eighty-nine million, eight hundred ninety-eight thousand, six hundred forty-five".