66737406670367 has 8 divisors (see below), whose sum is σ = 67652153504400. Its totient is φ = 65822674317120.

The previous prime is 66737406670327. The next prime is 66737406670393. The reversal of 66737406670367 is 76307660473766.

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 66737406670367 - 2²⁴ = 66737389893151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66737406670297 and 66737406670306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66737406670327) 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, 5828192 + ... + 12939962.

It is an arithmetic number, because the mean of its divisors is an integer number (8456519188050).

Almost surely, 2^{66737406670367} is an apocalyptic number.

66737406670367 is a deficient number, since it is larger than the sum of its proper divisors (914746834033).

66737406670367 is a wasteful number, since it uses less digits than its factorization.

66737406670367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7240393.

The product of its (nonzero) digits is 672126336, while the sum is 68.

The spelling of 66737406670367 in words is "sixty-six trillion, seven hundred thirty-seven billion, four hundred six million, six hundred seventy thousand, three hundred sixty-seven".