994031565130499 has 16 divisors (see below), whose sum is σ = 1159222841664000. Its totient is φ = 852025323029832.

The previous prime is 994031565130469. The next prime is 994031565130501.

994031565130499 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 994031565130499 - 2⁴⁰ = 992932053502723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994031565130469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183040112 + ... + 188392530.

It is an arithmetic number, because the mean of its divisors is an integer number (72451427604000).

Almost surely, 2^{994031565130499} is an apocalyptic number.

994031565130499 is a deficient number, since it is larger than the sum of its proper divisors (165191276533501).

994031565130499 is an equidigital number, since it uses as much as digits as its factorization.

994031565130499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5893887 (or 5893873 counting only the distinct ones).

The product of its (nonzero) digits is 141717600, while the sum is 68.

The spelling of 994031565130499 in words is "nine hundred ninety-four trillion, thirty-one billion, five hundred sixty-five million, one hundred thirty thousand, four hundred ninety-nine".