54563236544 has 28 divisors (see below), whose sum is σ = 108325481088. Its totient is φ = 27268627200.

The previous prime is 54563236451. The next prime is 54563236547. The reversal of 54563236544 is 44563236545.

It is not an unprimeable number, because it can be changed into a prime (54563236547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66827 + ... + 337034.

Almost surely, 2^54563236544 is an apocalyptic number.

It is an amenable number.

54563236544 is a deficient number, since it is larger than the sum of its proper divisors (53762244544).

54563236544 is a wasteful number, since it uses less digits than its factorization.

54563236544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405984 (or 405974 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 47.

Subtracting from 54563236544 its reverse (44563236545), we obtain a palindrome (9999999999).

The spelling of 54563236544 in words is "fifty-four billion, five hundred sixty-three million, two hundred thirty-six thousand, five hundred forty-four".