340040123220412 has 36 divisors (see below), whose sum is σ = 665403592103320. Its totient is φ = 151596835110144.

The previous prime is 340040123220407. The next prime is 340040123220487. The reversal of 340040123220412 is 214022321040043.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7740829503 + ... + 7740873430.

Almost surely, 2^{340040123220412} is an apocalyptic number.

It is an amenable number.

340040123220412 is a deficient number, since it is larger than the sum of its proper divisors (325363468882908).

340040123220412 is a wasteful number, since it uses less digits than its factorization.

340040123220412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15481702990 (or 15481702971 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 340040123220412 its reverse (214022321040043), we get a palindrome (554062444260455).

The spelling of 340040123220412 in words is "three hundred forty trillion, forty billion, one hundred twenty-three million, two hundred twenty thousand, four hundred twelve".