54544644546 has 64 divisors (see below), whose sum is σ = 125519708160. Its totient is φ = 15478557120.

The previous prime is 54544644533. The next prime is 54544644587. The reversal of 54544644546 is 64544644545.

54544644546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×54544644546² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12335416 + ... + 12339836.

It is an arithmetic number, because the mean of its divisors is an integer number (1961245440).

Almost surely, 2^54544644546 is an apocalyptic number.

54544644546 is an abundant number, since it is smaller than the sum of its proper divisors (70975063614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54544644546 is a wasteful number, since it uses less digits than its factorization.

54544644546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6359.

The product of its digits is 18432000, while the sum is 51.

Subtracting 54544644546 from its reverse (64544644545), we obtain a palindrome (9999999999).

The spelling of 54544644546 in words is "fifty-four billion, five hundred forty-four million, six hundred forty-four thousand, five hundred forty-six".