349450222139 has 8 divisors (see below), whose sum is σ = 355382849520. Its totient is φ = 343517919616.

The previous prime is 349450222129. The next prime is 349450222151. The reversal of 349450222139 is 931222054943.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349450222139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 349450222139.

It is not an unprimeable number, because it can be changed into a prime (349450222129) 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, 3211367 + ... + 3318399.

It is an arithmetic number, because the mean of its divisors is an integer number (44422856190).

Almost surely, 2^349450222139 is an apocalyptic number.

349450222139 is a deficient number, since it is larger than the sum of its proper divisors (5932627381).

349450222139 is a wasteful number, since it uses less digits than its factorization.

349450222139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162429.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 349450222139 in words is "three hundred forty-nine billion, four hundred fifty million, two hundred twenty-two thousand, one hundred thirty-nine".