344635016491 has 2 divisors, whose sum is σ = 344635016492. Its totient is φ = 344635016490.

The previous prime is 344635016483. The next prime is 344635016513. The reversal of 344635016491 is 194610536443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344635016491 - 2³ = 344635016483 is a prime.

It is not a weakly prime, because it can be changed into another prime (344635016461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172317508245 + 172317508246.

It is an arithmetic number, because the mean of its divisors is an integer number (172317508246).

Almost surely, 2^344635016491 is an apocalyptic number.

344635016491 is a deficient number, since it is larger than the sum of its proper divisors (1).

344635016491 is an equidigital number, since it uses as much as digits as its factorization.

344635016491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 344635016491 in words is "three hundred forty-four billion, six hundred thirty-five million, sixteen thousand, four hundred ninety-one".