349614769643 has 4 divisors (see below), whose sum is σ = 349660652448. Its totient is φ = 349568886840.

The previous prime is 349614769639. The next prime is 349614769649. The reversal of 349614769643 is 346967416943.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 349614769643 - 2² = 349614769639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349614769649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22929971 + ... + 22945212.

It is an arithmetic number, because the mean of its divisors is an integer number (87415163112).

Almost surely, 2^349614769643 is an apocalyptic number.

349614769643 is a deficient number, since it is larger than the sum of its proper divisors (45882805).

349614769643 is an equidigital number, since it uses as much as digits as its factorization.

349614769643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45882804.

The product of its digits is 70543872, while the sum is 62.

The spelling of 349614769643 in words is "three hundred forty-nine billion, six hundred fourteen million, seven hundred sixty-nine thousand, six hundred forty-three".