340040373340 has 48 divisors (see below), whose sum is σ = 717391785600. Its totient is φ = 135386560512.

The previous prime is 340040373313. The next prime is 340040373341. The reversal of 340040373340 is 43373040043.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340040373341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23657676 + ... + 23672044.

It is an arithmetic number, because the mean of its divisors is an integer number (14945662200).

Almost surely, 2^340040373340 is an apocalyptic number.

It is an amenable number.

340040373340 is an abundant number, since it is smaller than the sum of its proper divisors (377351412260).

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

340040373340 is a wasteful number, since it uses less digits than its factorization.

340040373340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19774 (or 19772 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 31.

It can be divided in two parts, 3400403 and 73340, that added together give a palindrome (3473743).

The spelling of 340040373340 in words is "three hundred forty billion, forty million, three hundred seventy-three thousand, three hundred forty".