899214557696 has 720 divisors, whose sum is σ = 2464344146880. Its totient is φ = 323979264000.

The previous prime is 899214557537. The next prime is 899214557707. The reversal of 899214557696 is 696755412998.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5955063221 + ... + 5955063371.

It is an arithmetic number, because the mean of its divisors is an integer number (3422700204).

Almost surely, 2^899214557696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 899214557696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1232172073440).

899214557696 is an abundant number, since it is smaller than the sum of its proper divisors (1565129589184).

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

899214557696 is a wasteful number, since it uses less digits than its factorization.

899214557696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 223 counting only the distinct ones).

The product of its digits is 293932800, while the sum is 71.

The spelling of 899214557696 in words is "eight hundred ninety-nine billion, two hundred fourteen million, five hundred fifty-seven thousand, six hundred ninety-six".