4278905264 has 20 divisors (see below), whose sum is σ = 8303095056. Its totient is φ = 2136171072.

The previous prime is 4278905251. The next prime is 4278905297. The reversal of 4278905264 is 4625098724.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194324 + ... + 215219.

Almost surely, 2^4278905264 is an apocalyptic number.

It is an amenable number.

4278905264 is a deficient number, since it is larger than the sum of its proper divisors (4024189792).

4278905264 is a wasteful number, since it uses less digits than its factorization.

4278905264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410204 (or 410198 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 4278905264 is about 65413.3416360913. The cubic root of 4278905264 is about 1623.4698355177.

The spelling of 4278905264 in words is "four billion, two hundred seventy-eight million, nine hundred five thousand, two hundred sixty-four".