999970000300000 has 288 divisors, whose sum is σ = 2483869636543680. Its totient is φ = 396224524800000.

The previous prime is 999970000299997. The next prime is 999970000300003. The reversal of 999970000300000 is 3000079999.

It is a Cunningham number, because it is equal to 99999³+1.

It is an interprime number because it is at equal distance from previous prime (999970000299997) and next prime (999970000300003).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999970000300003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62533292005 + ... + 62533307995.

It is an arithmetic number, because the mean of its divisors is an integer number (8624547349110).

Almost surely, 2^{999970000300000} 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 999970000300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1241934818271840).

999970000300000 is an abundant number, since it is smaller than the sum of its proper divisors (1483899636243680).

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

999970000300000 is a wasteful number, since it uses less digits than its factorization.

999970000300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21872 (or 21844 counting only the distinct ones).

The product of its (nonzero) digits is 137781, while the sum is 46.

Adding to 999970000300000 its reverse (3000079999), we get a palindrome (999973000379999).

The spelling of 999970000300000 in words is "nine hundred ninety-nine trillion, nine hundred seventy billion, three hundred thousand".