453421758523 has 16 divisors (see below), whose sum is σ = 479526315840. Its totient is φ = 427883917824.

The previous prime is 453421758497. The next prime is 453421758527. The reversal of 453421758523 is 325857124354.

It is a cyclic number.

It is not a de Polignac number, because 453421758523 - 2²⁵ = 453388204091 is a prime.

It is a super-2 number, since 2×453421758523² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (453421758527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196015 + ... + 972247.

It is an arithmetic number, because the mean of its divisors is an integer number (29970394740).

Almost surely, 2^453421758523 is an apocalyptic number.

453421758523 is a deficient number, since it is larger than the sum of its proper divisors (26104557317).

453421758523 is a wasteful number, since it uses less digits than its factorization.

453421758523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776598.

The product of its digits is 4032000, while the sum is 49.

The spelling of 453421758523 in words is "four hundred fifty-three billion, four hundred twenty-one million, seven hundred fifty-eight thousand, five hundred twenty-three".