7664315422 has 4 divisors (see below), whose sum is σ = 11496473136. Its totient is φ = 3832157710.

The previous prime is 7664315419. The next prime is 7664315441. The reversal of 7664315422 is 2245134667.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2245134667 = 29311 ⋅76597.

It is a Smith number, since the sum of its digits (40) 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 an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1916078854 + ... + 1916078857.

It is an arithmetic number, because the mean of its divisors is an integer number (2874118284).

Almost surely, 2^7664315422 is an apocalyptic number.

7664315422 is a deficient number, since it is larger than the sum of its proper divisors (3832157714).

7664315422 is a wasteful number, since it uses less digits than its factorization.

7664315422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832157713.

The product of its digits is 241920, while the sum is 40.

The square root of 7664315422 is about 87546.0759943014. The cubic root of 7664315422 is about 1971.6256366118.

The spelling of 7664315422 in words is "seven billion, six hundred sixty-four million, three hundred fifteen thousand, four hundred twenty-two".