993114147421065 has 32 divisors (see below), whose sum is σ = 1601178520841856. Its totient is φ = 525595918215680.

The previous prime is 993114147421063. The next prime is 993114147421177. The reversal of 993114147421065 is 560124741411399.

It is not a de Polignac number, because 993114147421065 - 2¹ = 993114147421063 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 993114147420996 and 993114147421014.

It is not an unprimeable number, because it can be changed into a prime (993114147421061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37103629 + ... + 57990581.

It is an arithmetic number, because the mean of its divisors is an integer number (50036828776308).

Almost surely, 2^{993114147421065} is an apocalyptic number.

It is an amenable number.

993114147421065 is a deficient number, since it is larger than the sum of its proper divisors (608064373420791).

993114147421065 is a wasteful number, since it uses less digits than its factorization.

993114147421065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20911289.

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 993114147421065 in words is "nine hundred ninety-three trillion, one hundred fourteen billion, one hundred forty-seven million, four hundred twenty-one thousand, sixty-five".