34531138686 has 32 divisors (see below), whose sum is σ = 76401812736. Its totient is φ = 10316600000.

The previous prime is 34531138679. The next prime is 34531138687. The reversal of 34531138686 is 68683113543.

34531138686 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34531138687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3679815 + ... + 3689186.

It is an arithmetic number, because the mean of its divisors is an integer number (2387556648).

Almost surely, 2^34531138686 is an apocalyptic number.

34531138686 is an abundant number, since it is smaller than the sum of its proper divisors (41870674050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34531138686 is a wasteful number, since it uses less digits than its factorization.

34531138686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7369088.

The product of its digits is 1244160, while the sum is 48.

The spelling of 34531138686 in words is "thirty-four billion, five hundred thirty-one million, one hundred thirty-eight thousand, six hundred eighty-six".