7656722734 has 4 divisors (see below), whose sum is σ = 11485084104. Its totient is φ = 3828361366.

The previous prime is 7656722707. The next prime is 7656722737. The reversal of 7656722734 is 4372276567.

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

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7656722737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1914180682 + ... + 1914180685.

It is an arithmetic number, because the mean of its divisors is an integer number (2871271026).

Almost surely, 2^7656722734 is an apocalyptic number.

7656722734 is a deficient number, since it is larger than the sum of its proper divisors (3828361370).

7656722734 is a wasteful number, since it uses less digits than its factorization.

7656722734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3828361369.

The product of its digits is 2963520, while the sum is 49.

The square root of 7656722734 is about 87502.7012954457. The cubic root of 7656722734 is about 1970.9743549445.

The spelling of 7656722734 in words is "seven billion, six hundred fifty-six million, seven hundred twenty-two thousand, seven hundred thirty-four".