2555670243 has 8 divisors (see below), whose sum is σ = 3894354688. Its totient is φ = 1460382984.

The previous prime is 2555670241. The next prime is 2555670307. The reversal of 2555670243 is 3420765552.

It is a happy number.

2555670243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2555670243 - 2¹ = 2555670241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2555670241) 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, 60849271 + ... + 60849312.

It is an arithmetic number, because the mean of its divisors is an integer number (486794336).

Almost surely, 2^2555670243 is an apocalyptic number.

2555670243 is a deficient number, since it is larger than the sum of its proper divisors (1338684445).

2555670243 is a wasteful number, since it uses less digits than its factorization.

2555670243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121698593.

The product of its (nonzero) digits is 252000, while the sum is 39.

The square root of 2555670243 is about 50553.6372875385. The cubic root of 2555670243 is about 1367.2090950201.

The spelling of 2555670243 in words is "two billion, five hundred fifty-five million, six hundred seventy thousand, two hundred forty-three".