7644683434 has 4 divisors (see below), whose sum is σ = 11467025154. Its totient is φ = 3822341716.

The previous prime is 7644683411. The next prime is 7644683521. The reversal of 7644683434 is 4343864467.

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

It can be written as a sum of positive squares in only one way, i.e., 4712136025 + 2932547409 = 68645^2 + 54153^2 .

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 as a sum of consecutive naturals, namely, 1911170857 + ... + 1911170860.

Almost surely, 2^7644683434 is an apocalyptic number.

7644683434 is a deficient number, since it is larger than the sum of its proper divisors (3822341720).

7644683434 is a wasteful number, since it uses less digits than its factorization.

7644683434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822341719.

The product of its digits is 4644864, while the sum is 49.

The square root of 7644683434 is about 87433.8803553863. The cubic root of 7644683434 is about 1969.9407708923.

The spelling of 7644683434 in words is "seven billion, six hundred forty-four million, six hundred eighty-three thousand, four hundred thirty-four".