453540396473 has 2 divisors, whose sum is σ = 453540396474. Its totient is φ = 453540396472.

The previous prime is 453540396469. The next prime is 453540396559. The reversal of 453540396473 is 374693045354.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 233238770704 + 220301625769 = 482948^2 + 469363^2 .

It is a cyclic number.

It is not a de Polignac number, because 453540396473 - 2² = 453540396469 is a prime.

It is not a weakly prime, because it can be changed into another prime (453540396973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226770198236 + 226770198237.

It is an arithmetic number, because the mean of its divisors is an integer number (226770198237).

Almost surely, 2^453540396473 is an apocalyptic number.

It is an amenable number.

453540396473 is a deficient number, since it is larger than the sum of its proper divisors (1).

453540396473 is an equidigital number, since it uses as much as digits as its factorization.

453540396473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16329600, while the sum is 53.

The spelling of 453540396473 in words is "four hundred fifty-three billion, five hundred forty million, three hundred ninety-six thousand, four hundred seventy-three".