340368726991 has 8 divisors (see below), whose sum is σ = 364439748960. Its totient is φ = 316747630848.

The previous prime is 340368726983. The next prime is 340368727003. The reversal of 340368726991 is 199627863043.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340368726991 - 2³ = 340368726983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340368726911) 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, 112479891 + ... + 112482916.

It is an arithmetic number, because the mean of its divisors is an integer number (45554968620).

Almost surely, 2^340368726991 is an apocalyptic number.

340368726991 is a deficient number, since it is larger than the sum of its proper divisors (24071021969).

340368726991 is a wasteful number, since it uses less digits than its factorization.

340368726991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224962913.

The product of its (nonzero) digits is 11757312, while the sum is 58.

The spelling of 340368726991 in words is "three hundred forty billion, three hundred sixty-eight million, seven hundred twenty-six thousand, nine hundred ninety-one".