54566715500 has 96 divisors (see below), whose sum is σ = 133179149376. Its totient is φ = 19358400000.

The previous prime is 54566715473. The next prime is 54566715517. The reversal of 54566715500 is 551766545.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104510 + ... + 346490.

It is an arithmetic number, because the mean of its divisors is an integer number (1387282806).

Almost surely, 2^54566715500 is an apocalyptic number.

54566715500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54566715500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66589574688).

54566715500 is an abundant number, since it is smaller than the sum of its proper divisors (78612433876).

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

54566715500 is a wasteful number, since it uses less digits than its factorization.

54566715500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242052 (or 242040 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 44.

The spelling of 54566715500 in words is "fifty-four billion, five hundred sixty-six million, seven hundred fifteen thousand, five hundred".