993097879982 has 16 divisors (see below), whose sum is σ = 1618431811920. Its totient is φ = 454296646272.

The previous prime is 993097879979. The next prime is 993097879993. The reversal of 993097879982 is 289978790399.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 993097879897 and 993097879906.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169006232 + ... + 169012107.

It is an arithmetic number, because the mean of its divisors is an integer number (101151988245).

Almost surely, 2^993097879982 is an apocalyptic number.

993097879982 is a deficient number, since it is larger than the sum of its proper divisors (625333931938).

993097879982 is a wasteful number, since it uses less digits than its factorization.

993097879982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338018467.

The product of its (nonzero) digits is 1111065984, while the sum is 80.

The spelling of 993097879982 in words is "nine hundred ninety-three billion, ninety-seven million, eight hundred seventy-nine thousand, nine hundred eighty-two".