349494184331 has 2 divisors, whose sum is σ = 349494184332. Its totient is φ = 349494184330.

The previous prime is 349494184321. The next prime is 349494184381. The reversal of 349494184331 is 133481494943.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (133481494943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 349494184331 - 2³⁸ = 74616277387 is a prime.

It is a super-2 number, since 2×349494184331² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (349494184301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174747092165 + 174747092166.

It is an arithmetic number, because the mean of its divisors is an integer number (174747092166).

Almost surely, 2^349494184331 is an apocalyptic number.

349494184331 is a deficient number, since it is larger than the sum of its proper divisors (1).

349494184331 is an equidigital number, since it uses as much as digits as its factorization.

349494184331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4478976, while the sum is 53.

The spelling of 349494184331 in words is "three hundred forty-nine billion, four hundred ninety-four million, one hundred eighty-four thousand, three hundred thirty-one".