66673666733367 has 16 divisors (see below), whose sum is σ = 92000956083840. Its totient is φ = 42898986863712.

The previous prime is 66673666733351. The next prime is 66673666733381. The reversal of 66673666733367 is 76333766637666.

It is not a de Polignac number, because 66673666733367 - 2⁴ = 66673666733351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66673666733867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155108433 + ... + 155537690.

It is an arithmetic number, because the mean of its divisors is an integer number (5750059755240).

Almost surely, 2^{66673666733367} is an apocalyptic number.

66673666733367 is a deficient number, since it is larger than the sum of its proper divisors (25327289350473).

66673666733367 is a wasteful number, since it uses less digits than its factorization.

66673666733367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310648622.

The product of its digits is 7777461888, while the sum is 75.

The spelling of 66673666733367 in words is "sixty-six trillion, six hundred seventy-three billion, six hundred sixty-six million, seven hundred thirty-three thousand, three hundred sixty-seven".