345380398844 has 24 divisors (see below), whose sum is σ = 650998696320. Its totient is φ = 159384423744.

The previous prime is 345380398841. The next prime is 345380398897. The reversal of 345380398844 is 448893083543.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345380398841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71564 + ... + 834195.

It is an arithmetic number, because the mean of its divisors is an integer number (27124945680).

Almost surely, 2^345380398844 is an apocalyptic number.

It is an amenable number.

345380398844 is a deficient number, since it is larger than the sum of its proper divisors (305618297476).

345380398844 is a wasteful number, since it uses less digits than its factorization.

345380398844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913109 (or 913107 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 59.

The spelling of 345380398844 in words is "three hundred forty-five billion, three hundred eighty million, three hundred ninety-eight thousand, eight hundred forty-four".