7948641000 has 64 divisors (see below), whose sum is σ = 24799769280. Its totient is φ = 2119636800.

The previous prime is 7948640993. The next prime is 7948641017. The reversal of 7948641000 is 1468497.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7948641000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1321774 + ... + 1327773.

It is an arithmetic number, because the mean of its divisors is an integer number (387496395).

Almost surely, 2^7948641000 is an apocalyptic number.

It is an amenable number.

7948641000 is an abundant number, since it is smaller than the sum of its proper divisors (16851128280).

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

7948641000 is a wasteful number, since it uses less digits than its factorization.

7948641000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2649571 (or 2649557 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 7948641000 is about 89155.1512813477. The cubic root of 7948641000 is about 1995.7108916836.

The spelling of 7948641000 in words is "seven billion, nine hundred forty-eight million, six hundred forty-one thousand".