345249631759 has 2 divisors, whose sum is σ = 345249631760. Its totient is φ = 345249631758.

The previous prime is 345249631681. The next prime is 345249631777. The reversal of 345249631759 is 957136942543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 345249631759 - 2¹³ = 345249623567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345249631789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172624815879 + 172624815880.

It is an arithmetic number, because the mean of its divisors is an integer number (172624815880).

Almost surely, 2^345249631759 is an apocalyptic number.

345249631759 is a deficient number, since it is larger than the sum of its proper divisors (1).

345249631759 is an equidigital number, since it uses as much as digits as its factorization.

345249631759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24494400, while the sum is 58.

The spelling of 345249631759 in words is "three hundred forty-five billion, two hundred forty-nine million, six hundred thirty-one thousand, seven hundred fifty-nine".