349222306465 has 8 divisors (see below), whose sum is σ = 420497031528. Its totient is φ = 278424336000.

The previous prime is 349222306451. The next prime is 349222306469. The reversal of 349222306465 is 564603222943.

It can be written as a sum of positive squares in 4 ways, for example, as 136114509969 + 213107796496 = 368937^2 + 461636^2 .

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

It is not a de Polignac number, because 349222306465 - 2⁷ = 349222306337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349222306469) 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, 119187036 + ... + 119189965.

It is an arithmetic number, because the mean of its divisors is an integer number (52562128941).

Almost surely, 2^349222306465 is an apocalyptic number.

It is an amenable number.

349222306465 is a deficient number, since it is larger than the sum of its proper divisors (71274725063).

349222306465 is a wasteful number, since it uses less digits than its factorization.

349222306465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238377299.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 349222306465 in words is "three hundred forty-nine billion, two hundred twenty-two million, three hundred six thousand, four hundred sixty-five".