451726273553 has 2 divisors, whose sum is σ = 451726273554. Its totient is φ = 451726273552.

The previous prime is 451726273501. The next prime is 451726273577. The reversal of 451726273553 is 355372627154.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360614662144 + 91111611409 = 600512^2 + 301847^2 .

It is a cyclic number.

It is not a de Polignac number, because 451726273553 - 2¹² = 451726269457 is a prime.

It is not a weakly prime, because it can be changed into another prime (451726273253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225863136776 + 225863136777.

It is an arithmetic number, because the mean of its divisors is an integer number (225863136777).

Almost surely, 2^451726273553 is an apocalyptic number.

It is an amenable number.

451726273553 is a deficient number, since it is larger than the sum of its proper divisors (1).

451726273553 is an equidigital number, since it uses as much as digits as its factorization.

451726273553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5292000, while the sum is 50.

The spelling of 451726273553 in words is "four hundred fifty-one billion, seven hundred twenty-six million, two hundred seventy-three thousand, five hundred fifty-three".