555132500 has 240 divisors, whose sum is σ = 1469529600. Its totient is φ = 181440000.

The previous prime is 555132499. The next prime is 555132509. The reversal of 555132500 is 5231555.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 555132500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555132509) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 17907485 + ... + 17907515.

It is an arithmetic number, because the mean of its divisors is an integer number (6123040).

Almost surely, 2^555132500 is an apocalyptic number.

555132500 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 555132500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (734764800).

555132500 is an abundant number, since it is smaller than the sum of its proper divisors (914397100).

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

555132500 is a wasteful number, since it uses less digits than its factorization.

555132500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 555132500 is about 23561.2499668417. The cubic root of 555132500 is about 821.8619695101.

The spelling of 555132500 in words is "five hundred fifty-five million, one hundred thirty-two thousand, five hundred".