54921924549 has 12 divisors (see below), whose sum is σ = 82780872096. Its totient is φ = 35022676392.

The previous prime is 54921924527. The next prime is 54921924553. The reversal of 54921924549 is 94542912945.

54921924549 is a `hidden beast` number, since 5 + 4 + 9 + 2 + 1 + 92 + 4 + 549 = 666.

54921924549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54921924549 - 2⁵ = 54921924517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54921924495 and 54921924504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54921924569) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132661447 + ... + 132661860.

It is an arithmetic number, because the mean of its divisors is an integer number (6898406008).

Almost surely, 2^54921924549 is an apocalyptic number.

It is an amenable number.

54921924549 is a deficient number, since it is larger than the sum of its proper divisors (27858947547).

54921924549 is a wasteful number, since it uses less digits than its factorization.

54921924549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265323336 (or 265323333 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The spelling of 54921924549 in words is "fifty-four billion, nine hundred twenty-one million, nine hundred twenty-four thousand, five hundred forty-nine".