34026742507 has 4 divisors (see below), whose sum is σ = 34047131680. Its totient is φ = 34006353336.

The previous prime is 34026742489. The next prime is 34026742549. The reversal of 34026742507 is 70524762043.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70524762043 = 3541 ⋅19916623.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34026742507 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 34026742507.

It is not an unprimeable number, because it can be changed into a prime (34026742577) 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, 10192083 + ... + 10195420.

It is an arithmetic number, because the mean of its divisors is an integer number (8511782920).

Almost surely, 2^34026742507 is an apocalyptic number.

34026742507 is a deficient number, since it is larger than the sum of its proper divisors (20389173).

34026742507 is a wasteful number, since it uses less digits than its factorization.

34026742507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20389172.

The product of its (nonzero) digits is 282240, while the sum is 40.

The spelling of 34026742507 in words is "thirty-four billion, twenty-six million, seven hundred forty-two thousand, five hundred seven".