340145043168 has 48 divisors (see below), whose sum is σ = 1020435131520. Its totient is φ = 97184297856.

The previous prime is 340145043143. The next prime is 340145043169. The reversal of 340145043168 is 861340541043.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340145043169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253083438 + ... + 253084781.

It is an arithmetic number, because the mean of its divisors is an integer number (21259065240).

Almost surely, 2^340145043168 is an apocalyptic number.

It is an amenable number.

340145043168 is an abundant number, since it is smaller than the sum of its proper divisors (680290088352).

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

340145043168 is a wasteful number, since it uses less digits than its factorization.

340145043168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506168239 (or 506168231 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 340145043168 in words is "three hundred forty billion, one hundred forty-five million, forty-three thousand, one hundred sixty-eight".