10081916999 has 16 divisors (see below), whose sum is σ = 12975138816. Its totient is φ = 7602616800.

The previous prime is 10081916987. The next prime is 10081917007. The reversal of 10081916999 is 99961918001.

It is a cyclic number.

It is not a de Polignac number, because 10081916999 - 2⁴ = 10081916983 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10081916999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10081916099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2109452 + ... + 2114225.

It is an arithmetic number, because the mean of its divisors is an integer number (810946176).

Almost surely, 2^10081916999 is an apocalyptic number.

10081916999 is a deficient number, since it is larger than the sum of its proper divisors (2893221817).

10081916999 is a wasteful number, since it uses less digits than its factorization.

10081916999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4223726.

The product of its (nonzero) digits is 314928, while the sum is 53.

The spelling of 10081916999 in words is "ten billion, eighty-one million, nine hundred sixteen thousand, nine hundred ninety-nine".