672493065811 has 8 divisors (see below), whose sum is σ = 769296175200. Its totient is φ = 575873124288.

The previous prime is 672493065757. The next prime is 672493065851. The reversal of 672493065811 is 118560394276.

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

It is not a de Polignac number, because 672493065811 - 2¹⁷ = 672492934739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (672493065851) 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, 45784096 + ... + 45798781.

It is an arithmetic number, because the mean of its divisors is an integer number (96162021900).

It is a 1-persistent number, because it is pandigital, but 2⋅672493065811 = 1344986131622 is not.

Almost surely, 2^672493065811 is an apocalyptic number.

672493065811 is a deficient number, since it is larger than the sum of its proper divisors (96803109389).

672493065811 is a wasteful number, since it uses less digits than its factorization.

672493065811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91583933.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 672493065811 in words is "six hundred seventy-two billion, four hundred ninety-three million, sixty-five thousand, eight hundred eleven".