346402063445 has 4 divisors (see below), whose sum is σ = 415682476140. Its totient is φ = 277121650752.

The previous prime is 346402063433. The next prime is 346402063453. The reversal of 346402063445 is 544360204643.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 247146191044 + 99255872401 = 497138^2 + 315049^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-346402063445 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34640206340 + ... + 34640206349.

It is an arithmetic number, because the mean of its divisors is an integer number (103920619035).

Almost surely, 2^346402063445 is an apocalyptic number.

It is an amenable number.

346402063445 is a deficient number, since it is larger than the sum of its proper divisors (69280412695).

346402063445 is an equidigital number, since it uses as much as digits as its factorization.

346402063445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69280412694.

The product of its (nonzero) digits is 829440, while the sum is 41.

The spelling of 346402063445 in words is "three hundred forty-six billion, four hundred two million, sixty-three thousand, four hundred forty-five".