54556500 has 96 divisors (see below), whose sum is σ = 163328256. Its totient is φ = 14140800.

The previous prime is 54556493. The next prime is 54556507. The reversal of 54556500 is 565545.

It is an interprime number because it is at equal distance from previous prime (54556493) and next prime (54556507).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54556507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55009 + ... + 55991.

It is an arithmetic number, because the mean of its divisors is an integer number (1701336).

Almost surely, 2^54556500 is an apocalyptic number.

54556500 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 54556500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81664128).

54556500 is an abundant number, since it is smaller than the sum of its proper divisors (108771756).

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

54556500 is a wasteful number, since it uses less digits than its factorization.

54556500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1030 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 54556500 is about 7386.2372017151. The cubic root of 54556500 is about 379.2702986600.

The spelling of 54556500 in words is "fifty-four million, five hundred fifty-six thousand, five hundred".