66654300766714 has 4 divisors (see below), whose sum is σ = 99981451150074. Its totient is φ = 33327150383356.

The previous prime is 66654300766663. The next prime is 66654300766723. The reversal of 66654300766714 is 41766700345666.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 65215848350689 + 1438452416025 = 8075633^2 + 1199355^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16663575191677 + ... + 16663575191680.

Almost surely, 2^{66654300766714} is an apocalyptic number.

66654300766714 is a deficient number, since it is larger than the sum of its proper divisors (33327150383360).

66654300766714 is a wasteful number, since it uses less digits than its factorization.

66654300766714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33327150383359.

The product of its (nonzero) digits is 91445760, while the sum is 61.

The spelling of 66654300766714 in words is "sixty-six trillion, six hundred fifty-four billion, three hundred million, seven hundred sixty-six thousand, seven hundred fourteen".