2555410247 has 4 divisors (see below), whose sum is σ = 2751980280. Its totient is φ = 2358840216.

The previous prime is 2555410243. The next prime is 2555410289. The reversal of 2555410247 is 7420145552.

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 2555410247 - 2² = 2555410243 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555410243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98284997 + ... + 98285022.

It is an arithmetic number, because the mean of its divisors is an integer number (687995070).

Almost surely, 2^2555410247 is an apocalyptic number.

2555410247 is a deficient number, since it is larger than the sum of its proper divisors (196570033).

2555410247 is a wasteful number, since it uses less digits than its factorization.

2555410247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196570032.

The product of its (nonzero) digits is 56000, while the sum is 35.

The square root of 2555410247 is about 50551.0657355510. The cubic root of 2555410247 is about 1367.1627300203.

Adding to 2555410247 its reverse (7420145552), we get a palindrome (9975555799).

The spelling of 2555410247 in words is "two billion, five hundred fifty-five million, four hundred ten thousand, two hundred forty-seven".