9499621156 has 9 divisors (see below), whose sum is σ = 16624678161. Its totient is φ = 4749713112.

The previous prime is 9499621141. The next prime is 9499621163. The reversal of 9499621156 is 6511269949.

It is a happy number.

The square root of 9499621156 is 97466.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 7057680100 + 2441941056 = 84010^2 + 49416^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 170566 + ... + 219298.

Almost surely, 2^9499621156 is an apocalyptic number.

9499621156 is the 97466-th square number.

It is an amenable number.

9499621156 is a deficient number, since it is larger than the sum of its proper divisors (7125057005).

9499621156 is an frugal number, since it uses more digits than its factorization.

9499621156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97470 (or 48735 counting only the distinct ones).

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

The cubic root of 9499621156 is about 2117.8836388348.

The spelling of 9499621156 in words is "nine billion, four hundred ninety-nine million, six hundred twenty-one thousand, one hundred fifty-six".