331424000387 has 2 divisors, whose sum is σ = 331424000388. Its totient is φ = 331424000386.

The previous prime is 331424000351. The next prime is 331424000437. The reversal of 331424000387 is 783000424133.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 331424000387 - 2¹² = 331423996291 is a prime.

It is a super-2 number, since 2×331424000387² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (331454000387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165712000193 + 165712000194.

It is an arithmetic number, because the mean of its divisors is an integer number (165712000194).

Almost surely, 2^331424000387 is an apocalyptic number.

331424000387 is a deficient number, since it is larger than the sum of its proper divisors (1).

331424000387 is an equidigital number, since it uses as much as digits as its factorization.

331424000387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 331424000387 in words is "three hundred thirty-one billion, four hundred twenty-four million, three hundred eighty-seven", and thus it is an aban number.