349294010509 has 8 divisors (see below), whose sum is σ = 353864827520. Its totient is φ = 344726928000.

The previous prime is 349294010501. The next prime is 349294010519. The reversal of 349294010509 is 905010492943.

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

It is not a de Polignac number, because 349294010509 - 2³ = 349294010501 is a prime.

It is a super-2 number, since 2×349294010509² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349294010501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 745092 + ... + 1119709.

It is an arithmetic number, because the mean of its divisors is an integer number (44233103440).

Almost surely, 2^349294010509 is an apocalyptic number.

It is an amenable number.

349294010509 is a deficient number, since it is larger than the sum of its proper divisors (4570817011).

349294010509 is a wasteful number, since it uses less digits than its factorization.

349294010509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867251.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 349294010509 in words is "three hundred forty-nine billion, two hundred ninety-four million, ten thousand, five hundred nine".