66736740070367 has 8 divisors (see below), whose sum is σ = 67217480584800. Its totient is φ = 66257230646880.

The previous prime is 66736740070337. The next prime is 66736740070369. The reversal of 66736740070367 is 76307004763766.

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 66736740070367 - 2³⁴ = 66719560201183 is a prime.

It is a super-2 number, since 2×66736740070367² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66736740070369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307663928 + ... + 307880765.

It is an arithmetic number, because the mean of its divisors is an integer number (8402185073100).

Almost surely, 2^{66736740070367} is an apocalyptic number.

66736740070367 is a deficient number, since it is larger than the sum of its proper divisors (480740514433).

66736740070367 is a wasteful number, since it uses less digits than its factorization.

66736740070367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615545473.

The product of its (nonzero) digits is 112021056, while the sum is 62.

The spelling of 66736740070367 in words is "sixty-six trillion, seven hundred thirty-six billion, seven hundred forty million, seventy thousand, three hundred sixty-seven".