340551044401369 has 2 divisors, whose sum is σ = 340551044401370. Its totient is φ = 340551044401368.

The previous prime is 340551044401349. The next prime is 340551044401397. The reversal of 340551044401369 is 963104440155043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 281894026090000 + 58657018311369 = 16789700^2 + 7658787^2 .

It is a cyclic number.

It is not a de Polignac number, because 340551044401369 - 2¹⁹ = 340551043877081 is a prime.

It is a super-2 number, since 2×340551044401369² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340551044401349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170275522200684 + 170275522200685.

It is an arithmetic number, because the mean of its divisors is an integer number (170275522200685).

Almost surely, 2^{340551044401369} is an apocalyptic number.

It is an amenable number.

340551044401369 is a deficient number, since it is larger than the sum of its proper divisors (1).

340551044401369 is an equidigital number, since it uses as much as digits as its factorization.

340551044401369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 340551044401369 in words is "three hundred forty trillion, five hundred fifty-one billion, forty-four million, four hundred one thousand, three hundred sixty-nine".