302311431039989 has 16 divisors (see below), whose sum is σ = 354870039433728. Its totient is φ = 252096958564992.

The previous prime is 302311431039971. The next prime is 302311431040051. The reversal of 302311431039989 is 989930134113203.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-302311431039989 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302311431039889) 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, 52274264 + ... + 57768689.

It is an arithmetic number, because the mean of its divisors is an integer number (22179377464608).

Almost surely, 2^{302311431039989} is an apocalyptic number.

It is an amenable number.

302311431039989 is a deficient number, since it is larger than the sum of its proper divisors (52558608393739).

302311431039989 is a wasteful number, since it uses less digits than its factorization.

302311431039989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110053604.

The product of its (nonzero) digits is 3779136, while the sum is 56.

The spelling of 302311431039989 in words is "three hundred two trillion, three hundred eleven billion, four hundred thirty-one million, thirty-nine thousand, nine hundred eighty-nine".