9915653331 has 12 divisors (see below), whose sum is σ = 14323553400. Its totient is φ = 6610000320.

The previous prime is 9915653263. The next prime is 9915653351. The reversal of 9915653331 is 1333565199.

9915653331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9915653331 - 2⁹ = 9915652819 is a prime.

It is a super-2 number, since 2×9915653331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9915653351) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 169396 + ... + 220286.

It is an arithmetic number, because the mean of its divisors is an integer number (1193629450).

Almost surely, 2^9915653331 is an apocalyptic number.

9915653331 is a deficient number, since it is larger than the sum of its proper divisors (4407900069).

9915653331 is a wasteful number, since it uses less digits than its factorization.

9915653331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72546 (or 72543 counting only the distinct ones).

The product of its digits is 328050, while the sum is 45.

The square root of 9915653331 is about 99577.3735895861. The cubic root of 9915653331 is about 2148.3602663149.

The spelling of 9915653331 in words is "nine billion, nine hundred fifteen million, six hundred fifty-three thousand, three hundred thirty-one".