345984425405 has 8 divisors (see below), whose sum is σ = 415187990784. Its totient is φ = 276783086800.

The previous prime is 345984425287. The next prime is 345984425417. The reversal of 345984425405 is 504524489543.

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

It is not a de Polignac number, because 345984425405 - 2¹² = 345984421309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193301 + ... + 854010.

It is an arithmetic number, because the mean of its divisors is an integer number (51898498848).

Almost surely, 2^345984425405 is an apocalyptic number.

It is an amenable number.

345984425405 is a deficient number, since it is larger than the sum of its proper divisors (69203565379).

345984425405 is a wasteful number, since it uses less digits than its factorization.

345984425405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113387.

The product of its (nonzero) digits is 13824000, while the sum is 53.

The spelling of 345984425405 in words is "three hundred forty-five billion, nine hundred eighty-four million, four hundred twenty-five thousand, four hundred five".