340205156112 has 20 divisors (see below), whose sum is σ = 878863320080. Its totient is φ = 113401718688.

The previous prime is 340205156101. The next prime is 340205156117. The reversal of 340205156112 is 211651502043.

It is a self number, because there is not a number n which added to its sum of digits gives 340205156112.

It is not an unprimeable number, because it can be changed into a prime (340205156117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3543803662 + ... + 3543803757.

It is an arithmetic number, because the mean of its divisors is an integer number (43943166004).

Almost surely, 2^340205156112 is an apocalyptic number.

It is an amenable number.

340205156112 is an abundant number, since it is smaller than the sum of its proper divisors (538658163968).

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

340205156112 is a wasteful number, since it uses less digits than its factorization.

340205156112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7087607430 (or 7087607424 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 340205156112 its reverse (211651502043), we get a palindrome (551856658155).

The spelling of 340205156112 in words is "three hundred forty billion, two hundred five million, one hundred fifty-six thousand, one hundred twelve".