55534500 has 288 divisors, whose sum is σ = 209873664. Its totient is φ = 12096000.

The previous prime is 55534499. The next prime is 55534579. The reversal of 55534500 is 543555.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1291479 + ... + 1291521.

It is an arithmetic number, because the mean of its divisors is an integer number (728728).

Almost surely, 2^55534500 is an apocalyptic number.

55534500 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 55534500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104936832).

55534500 is an abundant number, since it is smaller than the sum of its proper divisors (154339164).

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

55534500 is a wasteful number, since it uses less digits than its factorization.

55534500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 55534500 is about 7452.1473415385. The cubic root of 55534500 is about 381.5232029046.

The spelling of 55534500 in words is "fifty-five million, five hundred thirty-four thousand, five hundred".