340207720761 has 8 divisors (see below), whose sum is σ = 453614297760. Its totient is φ = 226803145472.

The previous prime is 340207720757. The next prime is 340207720771. The reversal of 340207720761 is 167027702043.

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 340207720761 - 2² = 340207720757 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340207720711) 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, 44520 + ... + 826073.

It is an arithmetic number, because the mean of its divisors is an integer number (56701787220).

Almost surely, 2^340207720761 is an apocalyptic number.

It is an amenable number.

340207720761 is a deficient number, since it is larger than the sum of its proper divisors (113406576999).

340207720761 is a wasteful number, since it uses less digits than its factorization.

340207720761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000855.

The product of its (nonzero) digits is 98784, while the sum is 39.

The spelling of 340207720761 in words is "three hundred forty billion, two hundred seven million, seven hundred twenty thousand, seven hundred sixty-one".