2257255317349 has 8 divisors (see below), whose sum is σ = 2277293184000. Its totient is φ = 2237218541376.

The previous prime is 2257255317319. The next prime is 2257255317439. The reversal of 2257255317349 is 9437135527522.

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 2257255317349 - 2¹³ = 2257255309157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2257255317349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2257255317319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4210524 + ... + 4716250.

It is an arithmetic number, because the mean of its divisors is an integer number (284661648000).

Almost surely, 2^{2257255317349} is an apocalyptic number.

It is an amenable number.

2257255317349 is a deficient number, since it is larger than the sum of its proper divisors (20037866651).

2257255317349 is a wasteful number, since it uses less digits than its factorization.

2257255317349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545339.

The product of its digits is 15876000, while the sum is 55.

The spelling of 2257255317349 in words is "two trillion, two hundred fifty-seven billion, two hundred fifty-five million, three hundred seventeen thousand, three hundred forty-nine".