4255648715 has 32 divisors (see below), whose sum is σ = 5452185600. Its totient is φ = 3181901184.

The previous prime is 4255648711. The next prime is 4255648717. The reversal of 4255648715 is 5178465524.

It is a cyclic number.

It is not a de Polignac number, because 4255648715 - 2² = 4255648711 is a prime.

It is a super-2 number, since 2×4255648715² = 36221091970962302450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4255648715.

It is not an unprimeable number, because it can be changed into a prime (4255648711) 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, 976361 + ... + 980709.

It is an arithmetic number, because the mean of its divisors is an integer number (170380800).

Almost surely, 2^4255648715 is an apocalyptic number.

4255648715 is a deficient number, since it is larger than the sum of its proper divisors (1196536885).

4255648715 is a wasteful number, since it uses less digits than its factorization.

4255648715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4571.

The product of its digits is 1344000, while the sum is 47.

The square root of 4255648715 is about 65235.3333324817. Note that the first 5 decimals coincide. The cubic root of 4255648715 is about 1620.5232160249.

The spelling of 4255648715 in words is "four billion, two hundred fifty-five million, six hundred forty-eight thousand, seven hundred fifteen".