345404466815 has 8 divisors (see below), whose sum is σ = 414488534640. Its totient is φ = 276321457152.

The previous prime is 345404466811. The next prime is 345404466863. The reversal of 345404466815 is 518664404543.

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

It is a cyclic number.

It is not a de Polignac number, because 345404466815 - 2² = 345404466811 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345404466811) 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, 1025471 + ... + 1319999.

It is an arithmetic number, because the mean of its divisors is an integer number (51811066830).

Almost surely, 2^345404466815 is an apocalyptic number.

345404466815 is a deficient number, since it is larger than the sum of its proper divisors (69084067825).

345404466815 is a wasteful number, since it uses less digits than its factorization.

345404466815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529081.

The product of its (nonzero) digits is 5529600, while the sum is 50.

The spelling of 345404466815 in words is "three hundred forty-five billion, four hundred four million, four hundred sixty-six thousand, eight hundred fifteen".