54921924550 has 12 divisors (see below), whose sum is σ = 102154779756. Its totient is φ = 21968769800.

The previous prime is 54921924527. The next prime is 54921924553. The reversal of 54921924550 is 5542912945.

54921924550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 54921924550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54921924553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 549219196 + ... + 549219295.

It is an arithmetic number, because the mean of its divisors is an integer number (8512898313).

Almost surely, 2^54921924550 is an apocalyptic number.

54921924550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54921924550 is a deficient number, since it is larger than the sum of its proper divisors (47232855206).

54921924550 is a wasteful number, since it uses less digits than its factorization.

54921924550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098438503 (or 1098438498 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 46.

The spelling of 54921924550 in words is "fifty-four billion, nine hundred twenty-one million, nine hundred twenty-four thousand, five hundred fifty".