555532800000 has 1248 divisors, whose sum is σ = 2100857036544. Its totient is φ = 129761280000.

The previous prime is 555532799959. The next prime is 555532800041. The reversal of 555532800000 is 8235555.

It is an interprime number because it is at equal distance from previous prime (555532799959) and next prime (555532800041).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 15014399982 + ... + 15014400018.

Almost surely, 2^555532800000 is an apocalyptic number.

555532800000 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 555532800000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1050428518272).

555532800000 is an abundant number, since it is smaller than the sum of its proper divisors (1545324236544).

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

555532800000 is an equidigital number, since it uses as much as digits as its factorization.

555532800000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 87 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 555532800000 in words is "five hundred fifty-five billion, five hundred thirty-two million, eight hundred thousand".