9614991900 has 36 divisors (see below), whose sum is σ = 27819377432. Its totient is φ = 2563997760.

The previous prime is 9614991889. The next prime is 9614991901. The reversal of 9614991900 is 91994169.

It is a super-2 number, since 2×9614991900² (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 9614991900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9614991901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16024687 + ... + 16025286.

Almost surely, 2^9614991900 is an apocalyptic number.

It is an amenable number.

9614991900 is an abundant number, since it is smaller than the sum of its proper divisors (18204385532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9614991900 is a wasteful number, since it uses less digits than its factorization.

9614991900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32049990 (or 32049983 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 48.

The square root of 9614991900 is about 98056.0650852358. The cubic root of 9614991900 is about 2126.4229012218.

The spelling of 9614991900 in words is "nine billion, six hundred fourteen million, nine hundred ninety-one thousand, nine hundred".