66018576677370 has 32 divisors (see below), whose sum is σ = 158657833855872. Its totient is φ = 17581259355072.

The previous prime is 66018576677359. The next prime is 66018576677393. The reversal of 66018576677370 is 7377667581066.

It is a junction number, because it is equal to n+sod(n) for n = 66018576677295 and 66018576677304.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1480878937 + ... + 1480923516.

It is an arithmetic number, because the mean of its divisors is an integer number (4958057307996).

Almost surely, 2^{66018576677370} is an apocalyptic number.

66018576677370 is an abundant number, since it is smaller than the sum of its proper divisors (92639257178502).

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

66018576677370 is a wasteful number, since it uses less digits than its factorization.

66018576677370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961803206.

The product of its (nonzero) digits is 373403520, while the sum is 69.

The spelling of 66018576677370 in words is "sixty-six trillion, eighteen billion, five hundred seventy-six million, six hundred seventy-seven thousand, three hundred seventy".