34707844729 has 4 divisors (see below), whose sum is σ = 34740558180. Its totient is φ = 34675131280.

The previous prime is 34707844679. The next prime is 34707844751. The reversal of 34707844729 is 92744870743.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92744870743 = 7 ⋅13249267249.

It can be written as a sum of positive squares in 2 ways, for example, as 11395135504 + 23312709225 = 106748^2 + 152685^2 .

It is a cyclic number.

It is not a de Polignac number, because 34707844729 - 2⁷ = 34707844601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34707844729.

It is not an unprimeable number, because it can be changed into a prime (34707844799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16355134 + ... + 16357255.

It is an arithmetic number, because the mean of its divisors is an integer number (8685139545).

Almost surely, 2^34707844729 is an apocalyptic number.

It is an amenable number.

34707844729 is a deficient number, since it is larger than the sum of its proper divisors (32713451).

34707844729 is a wasteful number, since it uses less digits than its factorization.

34707844729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32713450.

The product of its (nonzero) digits is 9483264, while the sum is 55.

The spelling of 34707844729 in words is "thirty-four billion, seven hundred seven million, eight hundred forty-four thousand, seven hundred twenty-nine".