672533226451 has 2 divisors, whose sum is σ = 672533226452. Its totient is φ = 672533226450.

The previous prime is 672533226433. The next prime is 672533226473. The reversal of 672533226451 is 154622335276.

672533226451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672533226451 - 2⁹ = 672533225939 is a prime.

It is not a weakly prime, because it can be changed into another prime (672533226751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336266613225 + 336266613226.

It is an arithmetic number, because the mean of its divisors is an integer number (336266613226).

Almost surely, 2^672533226451 is an apocalyptic number.

672533226451 is a deficient number, since it is larger than the sum of its proper divisors (1).

672533226451 is an equidigital number, since it uses as much as digits as its factorization.

672533226451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 46.

The spelling of 672533226451 in words is "six hundred seventy-two billion, five hundred thirty-three million, two hundred twenty-six thousand, four hundred fifty-one".