993386135412 has 108 divisors (see below), whose sum is σ = 2827409860548. Its totient is φ = 293683948800.

The previous prime is 993386135389. The next prime is 993386135449. The reversal of 993386135412 is 214531683399.

993386135412 is a `hidden beast` number, since 9 + 9 + 3 + 3 + 8 + 613 + 5 + 4 + 12 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 138267960336 + 855118175076 = 371844^2 + 924726^2 .

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2602503 + ... + 2959694.

It is an arithmetic number, because the mean of its divisors is an integer number (26179720931).

Almost surely, 2^993386135412 is an apocalyptic number.

It is an amenable number.

993386135412 is an abundant number, since it is smaller than the sum of its proper divisors (1834023725136).

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

993386135412 is a wasteful number, since it uses less digits than its factorization.

993386135412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5562270 (or 5562254 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The spelling of 993386135412 in words is "nine hundred ninety-three billion, three hundred eighty-six million, one hundred thirty-five thousand, four hundred twelve".