9911892084 has 12 divisors (see below), whose sum is σ = 23127748224. Its totient is φ = 3303964024.

The previous prime is 9911892077. The next prime is 9911892091. The reversal of 9911892084 is 4802981199.

It is an interprime number because it is at equal distance from previous prime (9911892077) and next prime (9911892091).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412995492 + ... + 412995515.

It is an arithmetic number, because the mean of its divisors is an integer number (1927312352).

Almost surely, 2^9911892084 is an apocalyptic number.

It is an amenable number.

9911892084 is an abundant number, since it is smaller than the sum of its proper divisors (13215856140).

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

9911892084 is a wasteful number, since it uses less digits than its factorization.

9911892084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825991014 (or 825991012 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 51.

The square root of 9911892084 is about 99558.4857458168. The cubic root of 9911892084 is about 2148.0885903005.

The spelling of 9911892084 in words is "nine billion, nine hundred eleven million, eight hundred ninety-two thousand, eighty-four".