345704722726 has 16 divisors (see below), whose sum is σ = 566621495568. Its totient is φ = 156882160800.

The previous prime is 345704722723. The next prime is 345704722739. The reversal of 345704722726 is 627227407543.

It is a self number, because there is not a number n which added to its sum of digits gives 345704722726.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345704722721) 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, 12803685 + ... + 12830656.

It is an arithmetic number, because the mean of its divisors is an integer number (35413843473).

Almost surely, 2^345704722726 is an apocalyptic number.

345704722726 is a deficient number, since it is larger than the sum of its proper divisors (220916772842).

345704722726 is a wasteful number, since it uses less digits than its factorization.

345704722726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25634967.

The product of its (nonzero) digits is 3951360, while the sum is 49.

The spelling of 345704722726 in words is "three hundred forty-five billion, seven hundred four million, seven hundred twenty-two thousand, seven hundred twenty-six".