9146859885 has 24 divisors (see below), whose sum is σ = 15859059840. Its totient is φ = 4876939872.

The previous prime is 9146859871. The next prime is 9146859889. The reversal of 9146859885 is 5889586419.

9146859885 is a `hidden beast` number, since 9 + 1 + 468 + 5 + 98 + 85 = 666.

It is not a de Polignac number, because 9146859885 - 2⁸ = 9146859629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9146859889) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142536 + ... + 196494.

It is an arithmetic number, because the mean of its divisors is an integer number (660794160).

Almost surely, 2^9146859885 is an apocalyptic number.

It is an amenable number.

9146859885 is a deficient number, since it is larger than the sum of its proper divisors (6712199955).

9146859885 is a wasteful number, since it uses less digits than its factorization.

9146859885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57737 (or 57734 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 63.

The square root of 9146859885 is about 95639.2172960444. The cubic root of 9146859885 is about 2091.3369409692.

The spelling of 9146859885 in words is "nine billion, one hundred forty-six million, eight hundred fifty-nine thousand, eight hundred eighty-five".