374418315989 has 2 divisors, whose sum is σ = 374418315990. Its totient is φ = 374418315988.

The previous prime is 374418315959. The next prime is 374418316031. The reversal of 374418315989 is 989513814473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 364942851025 + 9475464964 = 604105^2 + 97342^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-374418315989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (374418315959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187209157994 + 187209157995.

It is an arithmetic number, because the mean of its divisors is an integer number (187209157995).

Almost surely, 2^374418315989 is an apocalyptic number.

It is an amenable number.

374418315989 is a deficient number, since it is larger than the sum of its proper divisors (1).

374418315989 is an equidigital number, since it uses as much as digits as its factorization.

374418315989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26127360, while the sum is 62.

The spelling of 374418315989 in words is "three hundred seventy-four billion, four hundred eighteen million, three hundred fifteen thousand, nine hundred eighty-nine".