349997099088 has 240 divisors, whose sum is σ = 1177820090880. Its totient is φ = 87448398336.

The previous prime is 349997099063. The next prime is 349997099119. The reversal of 349997099088 is 880990799943.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 916695 + ... + 1241097.

It is an arithmetic number, because the mean of its divisors is an integer number (4907583712).

Almost surely, 2^349997099088 is an apocalyptic number.

349997099088 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 349997099088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (588910045440).

349997099088 is an abundant number, since it is smaller than the sum of its proper divisors (827822991792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349997099088 is a wasteful number, since it uses less digits than its factorization.

349997099088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324466 (or 324447 counting only the distinct ones).

The product of its (nonzero) digits is 317447424, while the sum is 75.

The spelling of 349997099088 in words is "three hundred forty-nine billion, nine hundred ninety-seven million, ninety-nine thousand, eighty-eight".