340512540198 has 32 divisors (see below), whose sum is σ = 717800899200. Its totient is φ = 107390416896.

The previous prime is 340512540149. The next prime is 340512540229. The reversal of 340512540198 is 891045215043.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1854436 + ... + 2029767.

It is an arithmetic number, because the mean of its divisors is an integer number (22431278100).

Almost surely, 2^340512540198 is an apocalyptic number.

340512540198 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

340512540198 is an abundant number, since it is smaller than the sum of its proper divisors (377288359002).

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

340512540198 is a wasteful number, since it uses less digits than its factorization.

340512540198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3884996.

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 340512540198 in words is "three hundred forty billion, five hundred twelve million, five hundred forty thousand, one hundred ninety-eight".