32825765421 has 12 divisors (see below), whose sum is σ = 47491850172. Its totient is φ = 21848371776.

The previous prime is 32825765417. The next prime is 32825765471. The reversal of 32825765421 is 12456752823.

32825765421 is a `hidden beast` number, since 3 + 2 + 8 + 2 + 576 + 54 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7389981225 + 25435784196 = 85965^2 + 159486^2 .

It is not a de Polignac number, because 32825765421 - 2² = 32825765417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32825765411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2950126 + ... + 2961231.

It is an arithmetic number, because the mean of its divisors is an integer number (3957654181).

Almost surely, 2^32825765421 is an apocalyptic number.

It is an amenable number.

32825765421 is a deficient number, since it is larger than the sum of its proper divisors (14666084751).

32825765421 is a wasteful number, since it uses less digits than its factorization.

32825765421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5911980 (or 5911977 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The spelling of 32825765421 in words is "thirty-two billion, eight hundred twenty-five million, seven hundred sixty-five thousand, four hundred twenty-one".