345425672671 has 4 divisors (see below), whose sum is σ = 345464186344. Its totient is φ = 345387159000.

The previous prime is 345425672633. The next prime is 345425672677. The reversal of 345425672671 is 176276524543.

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 345425672671 - 2²³ = 345417284063 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 (345425672677) 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, 19243380 + ... + 19261321.

It is an arithmetic number, because the mean of its divisors is an integer number (86366046586).

Almost surely, 2^345425672671 is an apocalyptic number.

345425672671 is a deficient number, since it is larger than the sum of its proper divisors (38513673).

345425672671 is an equidigital number, since it uses as much as digits as its factorization.

345425672671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38513672.

The product of its digits is 8467200, while the sum is 52.

The spelling of 345425672671 in words is "three hundred forty-five billion, four hundred twenty-five million, six hundred seventy-two thousand, six hundred seventy-one".