345702828307 has 6 divisors (see below), whose sum is σ = 358034677988. Its totient is φ = 333782040312.

The previous prime is 345702828283. The next prime is 345702828323. The reversal of 345702828307 is 703828207543.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-345702828307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345702828377) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 205529973 + ... + 205531654.

Almost surely, 2^345702828307 is an apocalyptic number.

345702828307 is a deficient number, since it is larger than the sum of its proper divisors (12331849681).

345702828307 is an equidigital number, since it uses as much as digits as its factorization.

345702828307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411061685 (or 411061656 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 49.

The spelling of 345702828307 in words is "three hundred forty-five billion, seven hundred two million, eight hundred twenty-eight thousand, three hundred seven".