66600448293120 has 288 divisors, whose sum is σ = 246168753438720. Its totient is φ = 15030263439360.

The previous prime is 66600448293103. The next prime is 66600448293143. The reversal of 66600448293120 is 2139284400666.

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 31 ways as a sum of consecutive naturals, for example, 13558096 + ... + 17805135.

Almost surely, 2^{66600448293120} is an apocalyptic number.

66600448293120 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66600448293120 is an abundant number, since it is smaller than the sum of its proper divisors (179568305145600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66600448293120 is a wasteful number, since it uses less digits than its factorization.

66600448293120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31363341 (or 31363327 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 51.

The spelling of 66600448293120 in words is "sixty-six trillion, six hundred billion, four hundred forty-eight million, two hundred ninety-three thousand, one hundred twenty".