899301312000 has 3840 divisors, whose sum is σ = 4482763084800. Its totient is φ = 175575859200.

The previous prime is 899301311917. The next prime is 899301312023. The reversal of 899301312000 is 213103998.

It is a tau number, because it is divible by the number of its divisors (3840).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 20913983979 + ... + 20913984021.

It is an arithmetic number, because the mean of its divisors is an integer number (1167386220).

Almost surely, 2^899301312000 is an apocalyptic number.

899301312000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 899301312000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2241381542400).

899301312000 is an abundant number, since it is smaller than the sum of its proper divisors (3583461772800).

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

899301312000 is a wasteful number, since it uses less digits than its factorization.

899301312000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

Adding to 899301312000 its reverse (213103998), we get a palindrome (899514415998).

The spelling of 899301312000 in words is "eight hundred ninety-nine billion, three hundred one million, three hundred twelve thousand".