32687595457 has 6 divisors (see below), whose sum is σ = 35929340594. Its totient is φ = 29715995760.

The previous prime is 32687595443. The next prime is 32687595487. The reversal of 32687595457 is 75459578623.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 27410444721 + 5277150736 = 165561^2 + 72644^2 .

It is a de Polignac number, because none of the positive numbers 2^k-32687595457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32687595395 and 32687595404.

It is not an unprimeable number, because it can be changed into a prime (32687595487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135072588 + ... + 135072829.

Almost surely, 2^32687595457 is an apocalyptic number.

It is an amenable number.

32687595457 is a deficient number, since it is larger than the sum of its proper divisors (3241745137).

32687595457 is a wasteful number, since it uses less digits than its factorization.

32687595457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270145439 (or 270145428 counting only the distinct ones).

The product of its digits is 63504000, while the sum is 61.

The spelling of 32687595457 in words is "thirty-two billion, six hundred eighty-seven million, five hundred ninety-five thousand, four hundred fifty-seven".