7648332815 has 8 divisors (see below), whose sum is σ = 9391441488. Its totient is φ = 5976371520.

The previous prime is 7648332773. The next prime is 7648332821. The reversal of 7648332815 is 5182338467.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-7648332815 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7648332815.

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, 17786606 + ... + 17787035.

It is an arithmetic number, because the mean of its divisors is an integer number (1173930186).

Almost surely, 2^7648332815 is an apocalyptic number.

7648332815 is a deficient number, since it is larger than the sum of its proper divisors (1743108673).

7648332815 is a wasteful number, since it uses less digits than its factorization.

7648332815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35573689.

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

The square root of 7648332815 is about 87454.7472410732. The cubic root of 7648332815 is about 1970.2541878713.

The spelling of 7648332815 in words is "seven billion, six hundred forty-eight million, three hundred thirty-two thousand, eight hundred fifteen".