8260428648 has 32 divisors (see below), whose sum is σ = 20672798400. Its totient is φ = 2750579328.

The previous prime is 8260428611. The next prime is 8260428653. The reversal of 8260428648 is 8468240628.

It is a junction number, because it is equal to n+sod(n) for n = 8260428597 and 8260428606.

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, 157708 + ... + 203451.

It is an arithmetic number, because the mean of its divisors is an integer number (646024950).

Almost surely, 2^8260428648 is an apocalyptic number.

It is an amenable number.

8260428648 is an abundant number, since it is smaller than the sum of its proper divisors (12412369752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8260428648 is a wasteful number, since it uses less digits than its factorization.

8260428648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362121 (or 362117 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 48.

The square root of 8260428648 is about 90886.9003102207. The cubic root of 8260428648 is about 2021.4710592820.

The spelling of 8260428648 in words is "eight billion, two hundred sixty million, four hundred twenty-eight thousand, six hundred forty-eight".