345849958799 has 2 divisors, whose sum is σ = 345849958800. Its totient is φ = 345849958798.

The previous prime is 345849958781. The next prime is 345849958823. The reversal of 345849958799 is 997859948543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345849958799 - 2²⁴ = 345833181583 is a prime.

It is a super-2 number, since 2×345849958799² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345849058799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172924979399 + 172924979400.

It is an arithmetic number, because the mean of its divisors is an integer number (172924979400).

Almost surely, 2^345849958799 is an apocalyptic number.

345849958799 is a deficient number, since it is larger than the sum of its proper divisors (1).

345849958799 is an equidigital number, since it uses as much as digits as its factorization.

345849958799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3527193600, while the sum is 80.

The spelling of 345849958799 in words is "three hundred forty-five billion, eight hundred forty-nine million, nine hundred fifty-eight thousand, seven hundred ninety-nine".