993040321412413 has 4 divisors (see below), whose sum is σ = 994855751616640. Its totient is φ = 991224891208188.

The previous prime is 993040321412353. The next prime is 993040321412431. The reversal of 993040321412413 is 314214123040399.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-993040321412413 is a prime.

It is a super-2 number, since 2×993040321412413² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (993040321410413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 907715101293 + ... + 907715102386.

It is an arithmetic number, because the mean of its divisors is an integer number (248713937904160).

Almost surely, 2^{993040321412413} is an apocalyptic number.

It is an amenable number.

993040321412413 is a deficient number, since it is larger than the sum of its proper divisors (1815430204227).

993040321412413 is a wasteful number, since it uses less digits than its factorization.

993040321412413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1815430204226.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 993040321412413 in words is "nine hundred ninety-three trillion, forty billion, three hundred twenty-one million, four hundred twelve thousand, four hundred thirteen".