66707004007034 has 4 divisors (see below), whose sum is σ = 100060506010554. Its totient is φ = 33353502003516.

The previous prime is 66707004007031. The next prime is 66707004007051. The reversal of 66707004007034 is 43070040070766.

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., 65139507519025 + 1567496488009 = 8070905^2 + 1251997^2 .

It is not an unprimeable number, because it can be changed into a prime (66707004007031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16676751001757 + ... + 16676751001760.

Almost surely, 2^{66707004007034} is an apocalyptic number.

66707004007034 is a deficient number, since it is larger than the sum of its proper divisors (33353502003520).

66707004007034 is a wasteful number, since it uses less digits than its factorization.

66707004007034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33353502003519.

The product of its (nonzero) digits is 592704, while the sum is 44.

The spelling of 66707004007034 in words is "sixty-six trillion, seven hundred seven billion, four million, seven thousand, thirty-four".