453661045402663 has 12 divisors (see below), whose sum is σ = 531883494665472. Its totient is φ = 385790495297760.

The previous prime is 453661045402603. The next prime is 453661045402673. The reversal of 453661045402663 is 366204540166354.

It is not a de Polignac number, because 453661045402663 - 2²⁹ = 453660508531751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453661045402603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36450342918 + ... + 36450355363.

It is an arithmetic number, because the mean of its divisors is an integer number (44323624555456).

Almost surely, 2^{453661045402663} is an apocalyptic number.

453661045402663 is a deficient number, since it is larger than the sum of its proper divisors (78222449262809).

453661045402663 is a wasteful number, since it uses less digits than its factorization.

453661045402663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72900698422 (or 72900698415 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 55.

The spelling of 453661045402663 in words is "four hundred fifty-three trillion, six hundred sixty-one billion, forty-five million, four hundred two thousand, six hundred sixty-three".