32166485515 has 16 divisors (see below), whose sum is σ = 39854223360. Its totient is φ = 24897281760.

The previous prime is 32166485509. The next prime is 32166485539. The reversal of 32166485515 is 51558466123.

It is a de Polignac number, because none of the positive numbers 2^k-32166485515 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 715842 + ... + 759448.

It is an arithmetic number, because the mean of its divisors is an integer number (2490888960).

Almost surely, 2^32166485515 is an apocalyptic number.

32166485515 is a deficient number, since it is larger than the sum of its proper divisors (7687737845).

32166485515 is a wasteful number, since it uses less digits than its factorization.

32166485515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48402.

The product of its digits is 864000, while the sum is 46.

The spelling of 32166485515 in words is "thirty-two billion, one hundred sixty-six million, four hundred eighty-five thousand, five hundred fifteen".