345581146679 has 4 divisors (see below), whose sum is σ = 353617917576. Its totient is φ = 337544375784.

The previous prime is 345581146663. The next prime is 345581146693. The reversal of 345581146679 is 976641185543.

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 345581146679 - 2⁴ = 345581146663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345581146609) 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, 4018385384 + ... + 4018385469.

It is an arithmetic number, because the mean of its divisors is an integer number (88404479394).

Almost surely, 2^345581146679 is an apocalyptic number.

345581146679 is a deficient number, since it is larger than the sum of its proper divisors (8036770897).

345581146679 is an equidigital number, since it uses as much as digits as its factorization.

345581146679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8036770896.

The product of its digits is 21772800, while the sum is 59.

The spelling of 345581146679 in words is "three hundred forty-five billion, five hundred eighty-one million, one hundred forty-six thousand, six hundred seventy-nine".