8286480638 has 16 divisors (see below), whose sum is σ = 12492977280. Its totient is φ = 4122177696.

The previous prime is 8286480611. The next prime is 8286480647. The reversal of 8286480638 is 8360846828.

It is a super-2 number, since 2×8286480638² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8286480638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900356 + ... + 909512.

It is an arithmetic number, because the mean of its divisors is an integer number (780811080).

Almost surely, 2^8286480638 is an apocalyptic number.

8286480638 is a deficient number, since it is larger than the sum of its proper divisors (4206496642).

8286480638 is a wasteful number, since it uses less digits than its factorization.

8286480638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11411.

The product of its (nonzero) digits is 3538944, while the sum is 53.

The square root of 8286480638 is about 91030.1084147437. The cubic root of 8286480638 is about 2023.5939546391.

The spelling of 8286480638 in words is "eight billion, two hundred eighty-six million, four hundred eighty thousand, six hundred thirty-eight".