555540480 has 336 divisors, whose sum is σ = 2116159344. Its totient is φ = 133693440.

The previous prime is 555540451. The next prime is 555540493. The reversal of 555540480 is 84045555.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4054972 + ... + 4055108.

Almost surely, 2^555540480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555540480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1058079672).

555540480 is an abundant number, since it is smaller than the sum of its proper divisors (1560618864).

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

555540480 is a wasteful number, since it uses less digits than its factorization.

555540480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The square root of 555540480 is about 23569.9062365551. The cubic root of 555540480 is about 822.0632554728.

The spelling of 555540480 in words is "five hundred fifty-five million, five hundred forty thousand, four hundred eighty".