349759876917 has 16 divisors (see below), whose sum is σ = 508758967872. Its totient is φ = 211968462720.

The previous prime is 349759876909. The next prime is 349759876931. The reversal of 349759876917 is 719678957943.

It is not a de Polignac number, because 349759876917 - 2³ = 349759876909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349759876967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 899433 + ... + 1228209.

It is an arithmetic number, because the mean of its divisors is an integer number (31797435492).

Almost surely, 2^349759876917 is an apocalyptic number.

It is an amenable number.

349759876917 is a deficient number, since it is larger than the sum of its proper divisors (158999090955).

349759876917 is a wasteful number, since it uses less digits than its factorization.

349759876917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361028.

The product of its digits is 720135360, while the sum is 75.

The spelling of 349759876917 in words is "three hundred forty-nine billion, seven hundred fifty-nine million, eight hundred seventy-six thousand, nine hundred seventeen".