349771677398 has 32 divisors (see below), whose sum is σ = 616676971680. Its totient is φ = 146686844160.

The previous prime is 349771677397. The next prime is 349771677439. The reversal of 349771677398 is 893776177943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349771677397) 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 15 ways as a sum of consecutive naturals, for example, 304736 + ... + 890172.

It is an arithmetic number, because the mean of its divisors is an integer number (19271155365).

Almost surely, 2^349771677398 is an apocalyptic number.

349771677398 is a deficient number, since it is larger than the sum of its proper divisors (266905294282).

349771677398 is a wasteful number, since it uses less digits than its factorization.

349771677398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587552.

The product of its digits is 336063168, while the sum is 71.

The spelling of 349771677398 in words is "three hundred forty-nine billion, seven hundred seventy-one million, six hundred seventy-seven thousand, three hundred ninety-eight".