7963665922 has 8 divisors (see below), whose sum is σ = 12109136076. Its totient is φ = 3927287232.

The previous prime is 7963665911. The next prime is 7963665971. The reversal of 7963665922 is 2295663697.

It can be written as a sum of positive squares in 2 ways, for example, as 6718916961 + 1244748961 = 81969^2 + 35281^2 .

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

It is a super-2 number, since 2×7963665922² (a number of 21 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 27272683 + ... + 27272974.

Almost surely, 2^7963665922 is an apocalyptic number.

7963665922 is a deficient number, since it is larger than the sum of its proper divisors (4145470154).

7963665922 is a wasteful number, since it uses less digits than its factorization.

7963665922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54545732.

The product of its digits is 7348320, while the sum is 55.

The square root of 7963665922 is about 89239.3742806391. The cubic root of 7963665922 is about 1996.9675646584.

The spelling of 7963665922 in words is "seven billion, nine hundred sixty-three million, six hundred sixty-five thousand, nine hundred twenty-two".