34520357613 has 64 divisors (see below), whose sum is σ = 58127155200. Its totient is φ = 17777983680.

The previous prime is 34520357591. The next prime is 34520357617. The reversal of 34520357613 is 31675302543.

It is not a de Polignac number, because 34520357613 - 2⁸ = 34520357357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34520357617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 706120 + ... + 753422.

It is an arithmetic number, because the mean of its divisors is an integer number (908236800).

Almost surely, 2^34520357613 is an apocalyptic number.

It is an amenable number.

34520357613 is a deficient number, since it is larger than the sum of its proper divisors (23606797587).

34520357613 is a wasteful number, since it uses less digits than its factorization.

34520357613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47422.

The product of its (nonzero) digits is 226800, while the sum is 39.

The spelling of 34520357613 in words is "thirty-four billion, five hundred twenty million, three hundred fifty-seven thousand, six hundred thirteen".