2621370255 has 32 divisors (see below), whose sum is σ = 4813298688. Its totient is φ = 1193356800.

The previous prime is 2621370251. The next prime is 2621370289. The reversal of 2621370255 is 5520731262.

It is not a de Polignac number, because 2621370255 - 2² = 2621370251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2621370251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26491 + ... + 77100.

It is an arithmetic number, because the mean of its divisors is an integer number (150415584).

Almost surely, 2^2621370255 is an apocalyptic number.

2621370255 is a deficient number, since it is larger than the sum of its proper divisors (2191928433).

2621370255 is a wasteful number, since it uses less digits than its factorization.

2621370255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103847.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 2621370255 is about 51199.3188919540. The cubic root of 2621370255 is about 1378.8259732366.

The spelling of 2621370255 in words is "two billion, six hundred twenty-one million, three hundred seventy thousand, two hundred fifty-five".