66136232515036 has 48 divisors (see below), whose sum is σ = 118226393540640. Its totient is φ = 32366048000000.

The previous prime is 66136232515009. The next prime is 66136232515039. The reversal of 66136232515036 is 63051523263166.

66136232515036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66136232515039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16932786 + ... + 20469286.

It is an arithmetic number, because the mean of its divisors is an integer number (2463049865430).

Almost surely, 2^{66136232515036} is an apocalyptic number.

It is an amenable number.

66136232515036 is a deficient number, since it is larger than the sum of its proper divisors (52090161025604).

66136232515036 is a wasteful number, since it uses less digits than its factorization.

66136232515036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3537126 (or 3537124 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 49.

The spelling of 66136232515036 in words is "sixty-six trillion, one hundred thirty-six billion, two hundred thirty-two million, five hundred fifteen thousand, thirty-six".