340843783501312 has 160 divisors (see below), whose sum is σ = 838200354868800. Its totient is φ = 134836144570368.

The previous prime is 340843783501261. The next prime is 340843783501337. The reversal of 340843783501312 is 213105387348043.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a self number, because there is not a number n which added to its sum of digits gives 340843783501312.

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, 3867511264 + ... + 3867599392.

It is an arithmetic number, because the mean of its divisors is an integer number (5238752217930).

Almost surely, 2^{340843783501312} is an apocalyptic number.

340843783501312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340843783501312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419100177434400).

340843783501312 is an abundant number, since it is smaller than the sum of its proper divisors (497356571367488).

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

340843783501312 is an equidigital number, since it uses as much as digits as its factorization.

340843783501312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171176 (or 171160 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 52.

The spelling of 340843783501312 in words is "three hundred forty trillion, eight hundred forty-three billion, seven hundred eighty-three million, five hundred one thousand, three hundred twelve".