899923120312 has 32 divisors (see below), whose sum is σ = 1786669395120. Its totient is φ = 423479646720.

The previous prime is 899923120247. The next prime is 899923120381. The reversal of 899923120312 is 213021329998.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5074987 + ... + 5249317.

Almost surely, 2^899923120312 is an apocalyptic number.

It is an amenable number.

899923120312 is a deficient number, since it is larger than the sum of its proper divisors (886746274808).

899923120312 is a wasteful number, since it uses less digits than its factorization.

899923120312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212311 (or 212307 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 49.

The spelling of 899923120312 in words is "eight hundred ninety-nine billion, nine hundred twenty-three million, one hundred twenty thousand, three hundred twelve".