5555168251200 has 504 divisors, whose sum is σ = 20834433921600. Its totient is φ = 1401042001920.

The previous prime is 5555168251189. The next prime is 5555168251231. The reversal of 5555168251200 is 21528615555.

5555168251200 is a `hidden beast` number, since 5 + 5 + 5 + 51 + 6 + 82 + 512 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 29382571 + ... + 29571029.

Almost surely, 2^{5555168251200} is an apocalyptic number.

5555168251200 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 5555168251200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10417216960800).

5555168251200 is an abundant number, since it is smaller than the sum of its proper divisors (15279265670400).

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

5555168251200 is a wasteful number, since it uses less digits than its factorization.

5555168251200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188599 (or 188581 counting only the distinct ones).

The product of its (nonzero) digits is 600000, while the sum is 45.

The spelling of 5555168251200 in words is "five trillion, five hundred fifty-five billion, one hundred sixty-eight million, two hundred fifty-one thousand, two hundred".