34135686785 has 8 divisors (see below), whose sum is σ = 42743816640. Its totient is φ = 26121221104.

The previous prime is 34135686751. The next prime is 34135686841. The reversal of 34135686785 is 58768653143.

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 34135686785 - 2⁶ = 34135686721 is a prime.

It is a super-2 number, since 2×34135686785² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34135686785.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148415915 + ... + 148416144.

It is an arithmetic number, because the mean of its divisors is an integer number (5342977080).

Almost surely, 2^34135686785 is an apocalyptic number.

It is an amenable number.

34135686785 is a deficient number, since it is larger than the sum of its proper divisors (8608129855).

34135686785 is a wasteful number, since it uses less digits than its factorization.

34135686785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296832087.

The product of its digits is 14515200, while the sum is 56.

The spelling of 34135686785 in words is "thirty-four billion, one hundred thirty-five million, six hundred eighty-six thousand, seven hundred eighty-five".