8999906265 has 24 divisors (see below), whose sum is σ = 17828386368. Its totient is φ = 4114242720.

The previous prime is 8999906257. The next prime is 8999906273. The reversal of 8999906265 is 5626099998.

It is an interprime number because it is at equal distance from previous prime (8999906257) and next prime (8999906273).

It is not a de Polignac number, because 8999906265 - 2³ = 8999906257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a house number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14285251 + ... + 14285880.

It is an arithmetic number, because the mean of its divisors is an integer number (742849432).

Almost surely, 2^8999906265 is an apocalyptic number.

It is an amenable number.

8999906265 is a deficient number, since it is larger than the sum of its proper divisors (8828480103).

8999906265 is a wasteful number, since it uses less digits than its factorization.

8999906265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28571149 (or 28571146 counting only the distinct ones).

The product of its (nonzero) digits is 18895680, while the sum is 63.

The square root of 8999906265 is about 94867.8357769376. The cubic root of 8999906265 is about 2080.0766016692.

The spelling of 8999906265 in words is "eight billion, nine hundred ninety-nine million, nine hundred six thousand, two hundred sixty-five".