453727264721 has 8 divisors (see below), whose sum is σ = 471440761920. Its totient is φ = 436151616208.

The previous prime is 453727264703. The next prime is 453727264787. The reversal of 453727264721 is 127462727354.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 453727264721 - 2⁶ = 453727264657 is a prime.

It is a super-2 number, since 2×453727264721² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 453727264721.

It is not an unprimeable number, because it can be changed into a prime (453727284721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34455461 + ... + 34468626.

It is an arithmetic number, because the mean of its divisors is an integer number (58930095240).

Almost surely, 2^453727264721 is an apocalyptic number.

It is an amenable number.

453727264721 is a deficient number, since it is larger than the sum of its proper divisors (17713497199).

453727264721 is a wasteful number, since it uses less digits than its factorization.

453727264721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68924343.

The product of its digits is 3951360, while the sum is 50.

The spelling of 453727264721 in words is "four hundred fifty-three billion, seven hundred twenty-seven million, two hundred sixty-four thousand, seven hundred twenty-one".