2555783117351 has 4 divisors (see below), whose sum is σ = 2597681201304. Its totient is φ = 2513885033400.

The previous prime is 2555783117333. The next prime is 2555783117413. The reversal of 2555783117351 is 1537113875552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2555783117351 - 2⁶ = 2555783117287 is a prime.

It is a super-3 number, since 3×2555783117351³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2555783117293 and 2555783117302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555783117311) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 20949041885 + ... + 20949042006.

It is an arithmetic number, because the mean of its divisors is an integer number (649420300326).

Almost surely, 2^{2555783117351} is an apocalyptic number.

2555783117351 is a deficient number, since it is larger than the sum of its proper divisors (41898083953).

2555783117351 is an equidigital number, since it uses as much as digits as its factorization.

2555783117351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41898083952.

The product of its digits is 4410000, while the sum is 53.

The spelling of 2555783117351 in words is "two trillion, five hundred fifty-five billion, seven hundred eighty-three million, one hundred seventeen thousand, three hundred fifty-one".