66124648232 has 16 divisors (see below), whose sum is σ = 124441224000. Its totient is φ = 32940321840.

The previous prime is 66124648211. The next prime is 66124648243. The reversal of 66124648232 is 23284642166.

It is a happy number.

66124648232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15247982 + ... + 15252317.

It is an arithmetic number, because the mean of its divisors is an integer number (7777576500).

Almost surely, 2^66124648232 is an apocalyptic number.

It is an amenable number.

66124648232 is a deficient number, since it is larger than the sum of its proper divisors (58316575768).

66124648232 is a wasteful number, since it uses less digits than its factorization.

66124648232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30500576 (or 30500572 counting only the distinct ones).

The product of its digits is 663552, while the sum is 44.

The spelling of 66124648232 in words is "sixty-six billion, one hundred twenty-four million, six hundred forty-eight thousand, two hundred thirty-two".