345397450479 has 8 divisors (see below), whose sum is σ = 487619930160. Its totient is φ = 216719968896.

The previous prime is 345397450451. The next prime is 345397450483. The reversal of 345397450479 is 974054793543.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 345397450479 - 2⁹ = 345397449967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345397452479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3386249464 + ... + 3386249565.

It is an arithmetic number, because the mean of its divisors is an integer number (60952491270).

Almost surely, 2^345397450479 is an apocalyptic number.

345397450479 is a deficient number, since it is larger than the sum of its proper divisors (142222479681).

345397450479 is a wasteful number, since it uses less digits than its factorization.

345397450479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6772499049.

The product of its (nonzero) digits is 57153600, while the sum is 60.

The spelling of 345397450479 in words is "three hundred forty-five billion, three hundred ninety-seven million, four hundred fifty thousand, four hundred seventy-nine".