32516020256 has 12 divisors (see below), whose sum is σ = 64015914942. Its totient is φ = 16258010112.

The previous prime is 32516020223. The next prime is 32516020261. The reversal of 32516020256 is 65202061523.

It can be written as a sum of positive squares in only one way, i.e., 23012890000 + 9503130256 = 151700^2 + 97484^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 1016125633 = 32516020256 / (3 + 2 + 5 + 1 + 6 + 0 + 2 + 0 + 2 + 5 + 6).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 508062785 + ... + 508062848.

Almost surely, 2^32516020256 is an apocalyptic number.

It is an amenable number.

32516020256 is a deficient number, since it is larger than the sum of its proper divisors (31499894686).

32516020256 is a wasteful number, since it uses less digits than its factorization.

32516020256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016125643 (or 1016125635 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 32516020256 its reverse (65202061523), we get a palindrome (97718081779).

The spelling of 32516020256 in words is "thirty-two billion, five hundred sixteen million, twenty thousand, two hundred fifty-six".