32871009069 has 6 divisors (see below), whose sum is σ = 47480346446. Its totient is φ = 21914006040.

The previous prime is 32871009049. The next prime is 32871009077. The reversal of 32871009069 is 96090017823.

It can be written as a sum of positive squares in only one way, i.e., 29215355625 + 3655653444 = 170925^2 + 60462^2 .

It is not a de Polignac number, because 32871009069 - 2¹¹ = 32871007021 is a prime.

It is a super-2 number, since 2×32871009069² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32871009029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1826167162 + ... + 1826167179.

Almost surely, 2^32871009069 is an apocalyptic number.

It is an amenable number.

32871009069 is a deficient number, since it is larger than the sum of its proper divisors (14609337377).

32871009069 is a wasteful number, since it uses less digits than its factorization.

32871009069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3652334347 (or 3652334344 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The spelling of 32871009069 in words is "thirty-two billion, eight hundred seventy-one million, nine thousand, sixty-nine".