345365955244799 has 4 divisors (see below), whose sum is σ = 345368403522336. Its totient is φ = 345363506967264.

The previous prime is 345365955244789. The next prime is 345365955244801. The reversal of 345365955244799 is 997442559563543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345365955244799 - 2³⁶ = 345297235768063 is a prime.

It is a super-3 number, since 3×345365955244799³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345365955244789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1223927159 + ... + 1224209304.

It is an arithmetic number, because the mean of its divisors is an integer number (86342100880584).

Almost surely, 2^{345365955244799} is an apocalyptic number.

345365955244799 is a deficient number, since it is larger than the sum of its proper divisors (2448277537).

345365955244799 is a wasteful number, since it uses less digits than its factorization.

345365955244799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448277536.

The product of its digits is 22044960000, while the sum is 80.

The spelling of 345365955244799 in words is "three hundred forty-five trillion, three hundred sixty-five billion, nine hundred fifty-five million, two hundred forty-four thousand, seven hundred ninety-nine".