672342336663767 has 32 divisors (see below), whose sum is σ = 841918111219200. Its totient is φ = 521607488284800.

The previous prime is 672342336663749. The next prime is 672342336663773. The reversal of 672342336663767 is 767366633243276.

It is a cyclic number.

It is not a de Polignac number, because 672342336663767 - 2¹⁴ = 672342336647383 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 672342336663767.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672342336663707) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1353454709 + ... + 1353951377.

It is an arithmetic number, because the mean of its divisors is an integer number (26309940975600).

Almost surely, 2^{672342336663767} is an apocalyptic number.

672342336663767 is a deficient number, since it is larger than the sum of its proper divisors (169575774555433).

672342336663767 is a wasteful number, since it uses less digits than its factorization.

672342336663767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573687.

The product of its digits is 3456649728, while the sum is 71.

The spelling of 672342336663767 in words is "six hundred seventy-two trillion, three hundred forty-two billion, three hundred thirty-six million, six hundred sixty-three thousand, seven hundred sixty-seven".