6532178812 has 6 divisors (see below), whose sum is σ = 11431312928. Its totient is φ = 3266089404.

The previous prime is 6532178797. The next prime is 6532178819. The reversal of 6532178812 is 2188712356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6532178819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 816522348 + ... + 816522355.

Almost surely, 2^6532178812 is an apocalyptic number.

It is an amenable number.

6532178812 is a deficient number, since it is larger than the sum of its proper divisors (4899134116).

6532178812 is a wasteful number, since it uses less digits than its factorization.

6532178812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633044707 (or 1633044705 counting only the distinct ones).

The product of its digits is 161280, while the sum is 43.

The square root of 6532178812 is about 80821.8956224116. The cubic root of 6532178812 is about 1869.3301967886.

The spelling of 6532178812 in words is "six billion, five hundred thirty-two million, one hundred seventy-eight thousand, eight hundred twelve".