2255204747400 has 192 divisors, whose sum is σ = 7627563590400. Its totient is φ = 546653856000.

The previous prime is 2255204747387. The next prime is 2255204747401. The reversal of 2255204747400 is 47474025522.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2255204747401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87496515 + ... + 87522285.

It is an arithmetic number, because the mean of its divisors is an integer number (39726893700).

Almost surely, 2^{2255204747400} is an apocalyptic number.

2255204747400 is a gapful number since it is divisible by the number (20) 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 2255204747400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3813781795200).

2255204747400 is an abundant number, since it is smaller than the sum of its proper divisors (5372358843000).

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

2255204747400 is a wasteful number, since it uses less digits than its factorization.

2255204747400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39060 (or 39051 counting only the distinct ones).

The product of its (nonzero) digits is 627200, while the sum is 42.

The spelling of 2255204747400 in words is "two trillion, two hundred fifty-five billion, two hundred four million, seven hundred forty-seven thousand, four hundred".