345426078111 has 4 divisors (see below), whose sum is σ = 460568104152. Its totient is φ = 230284052072.

The previous prime is 345426078077. The next prime is 345426078131. The reversal of 345426078111 is 111870624543.

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 345426078111 - 2¹⁴ = 345426061727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345426078131) 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, 57571013016 + ... + 57571013021.

It is an arithmetic number, because the mean of its divisors is an integer number (115142026038).

Almost surely, 2^345426078111 is an apocalyptic number.

345426078111 is a deficient number, since it is larger than the sum of its proper divisors (115142026041).

345426078111 is a wasteful number, since it uses less digits than its factorization.

345426078111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115142026040.

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 345426078111 in words is "three hundred forty-five billion, four hundred twenty-six million, seventy-eight thousand, one hundred eleven".