5509425551400 has 120 divisors (see below), whose sum is σ = 19135051207470. Its totient is φ = 1469180142720.

The previous prime is 5509425551363. The next prime is 5509425551419. The reversal of 5509425551400 is 41555249055.

5509425551400 is a `hidden beast` number, since 5 + 5 + 0 + 94 + 2 + 5 + 551 + 4 + 0 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 4703858270244 + 805567281156 = 2168838^2 + 897534^2 .

It is a tau number, because it is divible by the number of its divisors (120).

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

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 170027799 + ... + 170060198.

Almost surely, 2^{5509425551400} is an apocalyptic number.

5509425551400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5509425551400 is an abundant number, since it is smaller than the sum of its proper divisors (13625625656070).

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

5509425551400 is a wasteful number, since it uses less digits than its factorization.

5509425551400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340088025 (or 340088007 counting only the distinct ones).

The product of its (nonzero) digits is 900000, while the sum is 45.

The spelling of 5509425551400 in words is "five trillion, five hundred nine billion, four hundred twenty-five million, five hundred fifty-one thousand, four hundred".