996693390000 has 1600 divisors, whose sum is σ = 4498272092160. Its totient is φ = 205200000000.

The previous prime is 996693389999. The next prime is 996693390053. The reversal of 996693390000 is 93396699.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 3970889875 + ... + 3970890125.

Almost surely, 2^996693390000 is an apocalyptic number.

996693390000 is a gapful number since it is divisible by the number (90) 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 996693390000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2249136046080).

996693390000 is an abundant number, since it is smaller than the sum of its proper divisors (3501578702160).

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

996693390000 is a wasteful number, since it uses less digits than its factorization.

996693390000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 470 counting only the distinct ones).

The product of its (nonzero) digits is 2125764, while the sum is 54.

The spelling of 996693390000 in words is "nine hundred ninety-six billion, six hundred ninety-three million, three hundred ninety thousand".