349440594434 has 16 divisors (see below), whose sum is σ = 532090758840. Its totient is φ = 172083761280.

The previous prime is 349440594397. The next prime is 349440594449. The reversal of 349440594434 is 434495044943.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 297239768809 + 52200825625 = 545197^2 + 228475^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1584377 + ... + 1791404.

Almost surely, 2^349440594434 is an apocalyptic number.

349440594434 is a deficient number, since it is larger than the sum of its proper divisors (182650164406).

349440594434 is a wasteful number, since it uses less digits than its factorization.

349440594434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3376565.

The product of its (nonzero) digits is 14929920, while the sum is 53.

The spelling of 349440594434 in words is "three hundred forty-nine billion, four hundred forty million, five hundred ninety-four thousand, four hundred thirty-four".