672626611 has 2 divisors, whose sum is σ = 672626612. Its totient is φ = 672626610.

The previous prime is 672626557. The next prime is 672626621. The reversal of 672626611 is 116626276.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 672626611 - 2⁷ = 672626483 is a prime.

It is not a weakly prime, because it can be changed into another prime (672626621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336313305 + 336313306.

It is an arithmetic number, because the mean of its divisors is an integer number (336313306).

Almost surely, 2^672626611 is an apocalyptic number.

672626611 is a deficient number, since it is larger than the sum of its proper divisors (1).

672626611 is an equidigital number, since it uses as much as digits as its factorization.

672626611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 37.

The square root of 672626611 is about 25935.0459995736. The cubic root of 672626611 is about 876.1759909084.

The spelling of 672626611 in words is "six hundred seventy-two million, six hundred twenty-six thousand, six hundred eleven".