349590217143 has 16 divisors (see below), whose sum is σ = 470087202816. Its totient is φ = 231084639360.

The previous prime is 349590217099. The next prime is 349590217219. The reversal of 349590217143 is 341712095943.

It is not a de Polignac number, because 349590217143 - 2⁶ = 349590217079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 349590217092 and 349590217101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349590217843) 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, 817746 + ... + 1169567.

It is an arithmetic number, because the mean of its divisors is an integer number (29380450176).

Almost surely, 2^349590217143 is an apocalyptic number.

349590217143 is a deficient number, since it is larger than the sum of its proper divisors (120496985673).

349590217143 is a wasteful number, since it uses less digits than its factorization.

349590217143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987814.

The product of its (nonzero) digits is 816480, while the sum is 48.

The spelling of 349590217143 in words is "three hundred forty-nine billion, five hundred ninety million, two hundred seventeen thousand, one hundred forty-three".