9901913516 has 36 divisors (see below), whose sum is σ = 19070827440. Its totient is φ = 4495207200.

The previous prime is 9901913509. The next prime is 9901913569. The reversal of 9901913516 is 6153191099.

9901913516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

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, 384905 + ... + 409823.

Almost surely, 2^9901913516 is an apocalyptic number.

It is an amenable number.

9901913516 is a deficient number, since it is larger than the sum of its proper divisors (9168913924).

9901913516 is a wasteful number, since it uses less digits than its factorization.

9901913516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25766 (or 25753 counting only the distinct ones).

The product of its (nonzero) digits is 65610, while the sum is 44.

The square root of 9901913516 is about 99508.3590257623. The cubic root of 9901913516 is about 2147.3675021058.

The spelling of 9901913516 in words is "nine billion, nine hundred one million, nine hundred thirteen thousand, five hundred sixteen".