71038534608 has 30 divisors (see below), whose sum is σ = 198809232674. Its totient is φ = 23679511488.

The previous prime is 71038534607. The next prime is 71038534657. The reversal of 71038534608 is 80643583017.

71038534608 is a `hidden beast` number, since 7 + 1 + 0 + 3 + 8 + 5 + 34 + 608 = 666.

It can be written as a sum of positive squares in only one way, i.e., 43352236944 + 27686297664 = 208212^2 + 166392^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71038534607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 246661435 + ... + 246661722.

Almost surely, 2^71038534608 is an apocalyptic number.

It is an amenable number.

71038534608 is an abundant number, since it is smaller than the sum of its proper divisors (127770698066).

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

71038534608 is a wasteful number, since it uses less digits than its factorization.

71038534608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493323171 (or 493323162 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 71038534608 in words is "seventy-one billion, thirty-eight million, five hundred thirty-four thousand, six hundred eight".