54416446544 has 20 divisors (see below), whose sum is σ = 105869349300. Its totient is φ = 27095324160.

The previous prime is 54416446537. The next prime is 54416446559. The reversal of 54416446544 is 44564461445.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 43681000000 + 10735446544 = 209000^2 + 103612^2 .

It is a super-2 number, since 2×54416446544² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7052219 + ... + 7059930.

It is an arithmetic number, because the mean of its divisors is an integer number (5293467465).

Almost surely, 2^54416446544 is an apocalyptic number.

It is an amenable number.

54416446544 is a deficient number, since it is larger than the sum of its proper divisors (51452902756).

54416446544 is a wasteful number, since it uses less digits than its factorization.

54416446544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14112398 (or 14112392 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 47.

The spelling of 54416446544 in words is "fifty-four billion, four hundred sixteen million, four hundred forty-six thousand, five hundred forty-four".