7486666847 has 4 divisors (see below), whose sum is σ = 8167272936. Its totient is φ = 6806060760.

The previous prime is 7486666829. The next prime is 7486666849.

7486666847 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7486666847 - 2⁸ = 7486666591 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7486666847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7486666849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340303028 + ... + 340303049.

It is an arithmetic number, because the mean of its divisors is an integer number (2041818234).

Almost surely, 2^7486666847 is an apocalyptic number.

7486666847 is a deficient number, since it is larger than the sum of its proper divisors (680606089).

7486666847 is a wasteful number, since it uses less digits than its factorization.

7486666847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680606088.

The product of its digits is 65028096, while the sum is 62.

The square root of 7486666847 is about 86525.5271408386. The cubic root of 7486666847 is about 1956.2731874451.

The spelling of 7486666847 in words is "seven billion, four hundred eighty-six million, six hundred sixty-six thousand, eight hundred forty-seven".