9422663521 has 6 divisors (see below), whose sum is σ = 9944695122. Its totient is φ = 8926733520.

The previous prime is 9422663507. The next prime is 9422663567. The reversal of 9422663521 is 1253662249.

It can be written as a sum of positive squares in only one way, i.e., 7310250000 + 2112413521 = 85500^2 + 45961^2 .

It is not a de Polignac number, because 9422663521 - 2³³ = 832728929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9422663021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13050420 + ... + 13051141.

It is an arithmetic number, because the mean of its divisors is an integer number (1657449187).

Almost surely, 2^9422663521 is an apocalyptic number.

It is an amenable number.

9422663521 is a deficient number, since it is larger than the sum of its proper divisors (522031601).

9422663521 is a wasteful number, since it uses less digits than its factorization.

9422663521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26101599 (or 26101580 counting only the distinct ones).

The product of its digits is 155520, while the sum is 40.

The square root of 9422663521 is about 97070.4049697950. The cubic root of 9422663521 is about 2112.1490440215.

The spelling of 9422663521 in words is "nine billion, four hundred twenty-two million, six hundred sixty-three thousand, five hundred twenty-one".