9995639092 has 72 divisors (see below), whose sum is σ = 19615750560. Its totient is φ = 4442518080.

The previous prime is 9995639041. The next prime is 9995639117. The reversal of 9995639092 is 2909365999.

It is a self number, because there is not a number n which added to its sum of digits gives 9995639092.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2128467 + ... + 2133157.

It is an arithmetic number, because the mean of its divisors is an integer number (272440980).

Almost surely, 2^9995639092 is an apocalyptic number.

9995639092 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

9995639092 is a deficient number, since it is larger than the sum of its proper divisors (9620111468).

9995639092 is a wasteful number, since it uses less digits than its factorization.

9995639092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4813 (or 4788 counting only the distinct ones).

The product of its (nonzero) digits is 10628820, while the sum is 61.

The square root of 9995639092 is about 99978.1930822917. The cubic root of 9995639092 is about 2154.1214681139.

The spelling of 9995639092 in words is "nine billion, nine hundred ninety-five million, six hundred thirty-nine thousand, ninety-two".