453661045402634 has 4 divisors (see below), whose sum is σ = 680491568103954. Its totient is φ = 226830522701316.

The previous prime is 453661045402603. The next prime is 453661045402673. The reversal of 453661045402634 is 436204540166354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 446736963639409 + 6924081763225 = 21136153^2 + 2631365^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113415261350657 + ... + 113415261350660.

Almost surely, 2^{453661045402634} is an apocalyptic number.

453661045402634 is a deficient number, since it is larger than the sum of its proper divisors (226830522701320).

453661045402634 is a wasteful number, since it uses less digits than its factorization.

453661045402634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226830522701319.

The product of its (nonzero) digits is 24883200, while the sum is 53.

Adding to 453661045402634 its reverse (436204540166354), we get a palindrome (889865585568988).

The spelling of 453661045402634 in words is "four hundred fifty-three trillion, six hundred sixty-one billion, forty-five million, four hundred two thousand, six hundred thirty-four".