345267171479 has 4 divisors (see below), whose sum is σ = 346012889376. Its totient is φ = 344521453584.

The previous prime is 345267171371. The next prime is 345267171499. The reversal of 345267171479 is 974171762543.

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 345267171479 - 2²⁸ = 344998736023 is a prime.

It is a super-2 number, since 2×345267171479² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345267171499) 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, 372858254 + ... + 372859179.

It is an arithmetic number, because the mean of its divisors is an integer number (86503222344).

Almost surely, 2^345267171479 is an apocalyptic number.

345267171479 is a deficient number, since it is larger than the sum of its proper divisors (745717897).

345267171479 is an equidigital number, since it uses as much as digits as its factorization.

345267171479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745717896.

The product of its digits is 8890560, while the sum is 56.

The spelling of 345267171479 in words is "three hundred forty-five billion, two hundred sixty-seven million, one hundred seventy-one thousand, four hundred seventy-nine".