54566241820 has 48 divisors (see below), whose sum is σ = 115783668000. Its totient is φ = 21599187200.

The previous prime is 54566241761. The next prime is 54566241823. The reversal of 54566241820 is 2814266545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54566241823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4658331 + ... + 4670029.

It is an arithmetic number, because the mean of its divisors is an integer number (2412159750).

Almost surely, 2^54566241820 is an apocalyptic number.

It is an amenable number.

54566241820 is an abundant number, since it is smaller than the sum of its proper divisors (61217426180).

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

54566241820 is a wasteful number, since it uses less digits than its factorization.

54566241820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14118 (or 14116 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 54566241820 in words is "fifty-four billion, five hundred sixty-six million, two hundred forty-one thousand, eight hundred twenty".