9915894914 has 8 divisors (see below), whose sum is σ = 15656676240. Its totient is φ = 4697002836.

The previous prime is 9915894913. The next prime is 9915894931. The reversal of 9915894914 is 4194985199.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (9915894913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130472264 + ... + 130472339.

It is an arithmetic number, because the mean of its divisors is an integer number (1957084530).

Almost surely, 2^9915894914 is an apocalyptic number.

9915894914 is a deficient number, since it is larger than the sum of its proper divisors (5740781326).

9915894914 is a wasteful number, since it uses less digits than its factorization.

9915894914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260944624.

The product of its digits is 4199040, while the sum is 59.

The square root of 9915894914 is about 99578.5866238319. The cubic root of 9915894914 is about 2148.3777135803.

The spelling of 9915894914 in words is "nine billion, nine hundred fifteen million, eight hundred ninety-four thousand, nine hundred fourteen".