993737142412 has 96 divisors (see below), whose sum is σ = 2093312471040. Its totient is φ = 403789052160.

The previous prime is 993737142407. The next prime is 993737142421. The reversal of 993737142412 is 214241737399.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 993737142412.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32601603 + ... + 32632069.

It is an arithmetic number, because the mean of its divisors is an integer number (21805338240).

Almost surely, 2^993737142412 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 993737142412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1046656235520).

993737142412 is an abundant number, since it is smaller than the sum of its proper divisors (1099575328628).

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

993737142412 is a wasteful number, since it uses less digits than its factorization.

993737142412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31271 (or 31269 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 52.

The spelling of 993737142412 in words is "nine hundred ninety-three billion, seven hundred thirty-seven million, one hundred forty-two thousand, four hundred twelve".