9161499652 has 24 divisors (see below), whose sum is σ = 16342867800. Its totient is φ = 4492190976.

The previous prime is 9161499643. The next prime is 9161499661. The reversal of 9161499652 is 2569941619.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9161499643) and next prime (9161499661).

It can be written as a sum of positive squares in 4 ways, for example, as 2975047936 + 6186451716 = 54544^2 + 78654^2 .

It is a super-2 number, since 2×9161499652² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9161499652.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497424 + ... + 515512.

It is an arithmetic number, because the mean of its divisors is an integer number (680952825).

Almost surely, 2^9161499652 is an apocalyptic number.

It is an amenable number.

9161499652 is a deficient number, since it is larger than the sum of its proper divisors (7181368148).

9161499652 is a wasteful number, since it uses less digits than its factorization.

9161499652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20535 (or 20533 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 52.

The square root of 9161499652 is about 95715.7231179914. The cubic root of 9161499652 is about 2092.4520910929.

The spelling of 9161499652 in words is "nine billion, one hundred sixty-one million, four hundred ninety-nine thousand, six hundred fifty-two".