66733700007007 has 8 divisors (see below), whose sum is σ = 72803043684432. Its totient is φ = 60664796942400.

The previous prime is 66733700006959. The next prime is 66733700007041. The reversal of 66733700007007 is 70070000733766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66733700007007 - 2³¹ = 66731552523359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66733700007047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109836478 + ... + 110442379.

It is an arithmetic number, because the mean of its divisors is an integer number (9100380460554).

Almost surely, 2^{66733700007007} is an apocalyptic number.

66733700007007 is a deficient number, since it is larger than the sum of its proper divisors (6069343677425).

66733700007007 is a wasteful number, since it uses less digits than its factorization.

66733700007007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220306409.

The product of its (nonzero) digits is 777924, while the sum is 46.

The spelling of 66733700007007 in words is "sixty-six trillion, seven hundred thirty-three billion, seven hundred million, seven thousand, seven".