340849171390 has 32 divisors (see below), whose sum is σ = 755112012480. Its totient is φ = 107873144064.

The previous prime is 340849171381. The next prime is 340849171427. The reversal of 340849171390 is 93171948043.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187278855 + ... + 187280674.

It is an arithmetic number, because the mean of its divisors is an integer number (23597250390).

Almost surely, 2^340849171390 is an apocalyptic number.

340849171390 is an abundant number, since it is smaller than the sum of its proper divisors (414262841090).

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

340849171390 is a wasteful number, since it uses less digits than its factorization.

340849171390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374559556.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 340849171390 in words is "three hundred forty billion, eight hundred forty-nine million, one hundred seventy-one thousand, three hundred ninety".