340121545239 has 16 divisors (see below), whose sum is σ = 518288659200. Its totient is φ = 194352090240.

The previous prime is 340121545217. The next prime is 340121545243. The reversal of 340121545239 is 932545121043.

It is not a de Polignac number, because 340121545239 - 2⁷ = 340121545111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340121545197 and 340121545206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340121525239) 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, 2284912 + ... + 2429210.

It is an arithmetic number, because the mean of its divisors is an integer number (32393041200).

Almost surely, 2^340121545239 is an apocalyptic number.

340121545239 is a deficient number, since it is larger than the sum of its proper divisors (178167113961).

340121545239 is a wasteful number, since it uses less digits than its factorization.

340121545239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256550.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 340121545239 in words is "three hundred forty billion, one hundred twenty-one million, five hundred forty-five thousand, two hundred thirty-nine".