2255807132905 has 8 divisors (see below), whose sum is σ = 2707005690432. Its totient is φ = 1804620952368.

The previous prime is 2255807132867. The next prime is 2255807132939. The reversal of 2255807132905 is 5092317085522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2255807132905 - 2¹³ = 2255807124713 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2688439 + ... + 3426268.

It is an arithmetic number, because the mean of its divisors is an integer number (338375711304).

Almost surely, 2^{2255807132905} is an apocalyptic number.

It is an amenable number.

2255807132905 is a deficient number, since it is larger than the sum of its proper divisors (451198557527).

2255807132905 is an equidigital number, since it uses as much as digits as its factorization.

2255807132905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6188495.

The product of its (nonzero) digits is 1512000, while the sum is 49.

The spelling of 2255807132905 in words is "two trillion, two hundred fifty-five billion, eight hundred seven million, one hundred thirty-two thousand, nine hundred five".