441431256340687 has 2 divisors, whose sum is σ = 441431256340688. Its totient is φ = 441431256340686.

The previous prime is 441431256340649. The next prime is 441431256340691. The reversal of 441431256340687 is 786043652134144.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 441431256340687 - 2¹⁹ = 441431255816399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441431256343687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220715628170343 + 220715628170344.

It is an arithmetic number, because the mean of its divisors is an integer number (220715628170344).

Almost surely, 2^{441431256340687} is an apocalyptic number.

441431256340687 is a deficient number, since it is larger than the sum of its proper divisors (1).

441431256340687 is an equidigital number, since it uses as much as digits as its factorization.

441431256340687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46448640, while the sum is 58.

The spelling of 441431256340687 in words is "four hundred forty-one trillion, four hundred thirty-one billion, two hundred fifty-six million, three hundred forty thousand, six hundred eighty-seven".