66335126632 has 32 divisors (see below), whose sum is σ = 125783723520. Its totient is φ = 32793710400.

The previous prime is 66335126563. The next prime is 66335126699. The reversal of 66335126632 is 23662153366.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 530953 + ... + 643879.

It is an arithmetic number, because the mean of its divisors is an integer number (3930741360).

Almost surely, 2^66335126632 is an apocalyptic number.

It is an amenable number.

66335126632 is a deficient number, since it is larger than the sum of its proper divisors (59448596888).

66335126632 is a wasteful number, since it uses less digits than its factorization.

66335126632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113761 (or 113757 counting only the distinct ones).

The product of its digits is 699840, while the sum is 43.

Adding to 66335126632 its reverse (23662153366), we get a palindrome (89997279998).

The spelling of 66335126632 in words is "sixty-six billion, three hundred thirty-five million, one hundred twenty-six thousand, six hundred thirty-two".