2715638255 has 8 divisors (see below), whose sum is σ = 3555017424. Its totient is φ = 1975009600.

The previous prime is 2715638227. The next prime is 2715638257. The reversal of 2715638255 is 5528365172.

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

It is not a de Polignac number, because 2715638255 - 2¹⁶ = 2715572719 is a prime.

It is a super-2 number, since 2×2715638255² = 14749382264038890050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2715638257) 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, 24687566 + ... + 24687675.

It is an arithmetic number, because the mean of its divisors is an integer number (444377178).

Almost surely, 2^2715638255 is an apocalyptic number.

2715638255 is a deficient number, since it is larger than the sum of its proper divisors (839379169).

2715638255 is a wasteful number, since it uses less digits than its factorization.

2715638255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49375257.

The product of its digits is 504000, while the sum is 44.

The square root of 2715638255 is about 52111.7861428679. The cubic root of 2715638255 is about 1395.1598597222.

The spelling of 2715638255 in words is "two billion, seven hundred fifteen million, six hundred thirty-eight thousand, two hundred fifty-five".