132816578 has 16 divisors (see below), whose sum is σ = 206902080. Its totient is φ = 63867216.

The previous prime is 132816557. The next prime is 132816583. The reversal of 132816578 is 875618231.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10901 + ... + 19607.

It is an arithmetic number, because the mean of its divisors is an integer number (12931380).

Almost surely, 2^132816578 is an apocalyptic number.

132816578 is a deficient number, since it is larger than the sum of its proper divisors (74085502).

132816578 is a wasteful number, since it uses less digits than its factorization.

132816578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9001.

The product of its digits is 80640, while the sum is 41.

The square root of 132816578 is about 11524.6074987394. The cubic root of 132816578 is about 510.2121096437.

The spelling of 132816578 in words is "one hundred thirty-two million, eight hundred sixteen thousand, five hundred seventy-eight".