349118089678 has 16 divisors (see below), whose sum is σ = 536554141200. Its totient is φ = 170268366400.

The previous prime is 349118089657. The next prime is 349118089741. The reversal of 349118089678 is 876980811943.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12348 + ... + 835696.

It is an arithmetic number, because the mean of its divisors is an integer number (33534633825).

Almost surely, 2^349118089678 is an apocalyptic number.

349118089678 is a deficient number, since it is larger than the sum of its proper divisors (187436051522).

349118089678 is a wasteful number, since it uses less digits than its factorization.

349118089678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828563.

The product of its (nonzero) digits is 20901888, while the sum is 64.

The spelling of 349118089678 in words is "three hundred forty-nine billion, one hundred eighteen million, eighty-nine thousand, six hundred seventy-eight".