54545124520 has 32 divisors (see below), whose sum is σ = 123068419200. Its totient is φ = 21757269568.

The previous prime is 54545124467. The next prime is 54545124523. The reversal of 54545124520 is 2542154545.

It is a self number, because there is not a number n which added to its sum of digits gives 54545124520.

It is not an unprimeable number, because it can be changed into a prime (54545124523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1884844 + ... + 1913563.

It is an arithmetic number, because the mean of its divisors is an integer number (3845888100).

Almost surely, 2^54545124520 is an apocalyptic number.

It is an amenable number.

54545124520 is an abundant number, since it is smaller than the sum of its proper divisors (68523294680).

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

54545124520 is a wasteful number, since it uses less digits than its factorization.

54545124520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3798777 (or 3798773 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 37.

The spelling of 54545124520 in words is "fifty-four billion, five hundred forty-five million, one hundred twenty-four thousand, five hundred twenty".