993062779980 has 24 divisors (see below), whose sum is σ = 2780575784112. Its totient is φ = 264816741312.

The previous prime is 993062779967. The next prime is 993062780041. The reversal of 993062779980 is 89977260399.

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, 8275523107 + ... + 8275523226.

It is an arithmetic number, because the mean of its divisors is an integer number (115857324338).

Almost surely, 2^993062779980 is an apocalyptic number.

It is an amenable number.

993062779980 is an abundant number, since it is smaller than the sum of its proper divisors (1787513004132).

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

993062779980 is a wasteful number, since it uses less digits than its factorization.

993062779980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16551046345 (or 16551046343 counting only the distinct ones).

The product of its (nonzero) digits is 92588832, while the sum is 69.

The spelling of 993062779980 in words is "nine hundred ninety-three billion, sixty-two million, seven hundred seventy-nine thousand, nine hundred eighty".