453484148721 has 4 divisors (see below), whose sum is σ = 604645531632. Its totient is φ = 302322765812.

The previous prime is 453484148717. The next prime is 453484148797. The reversal of 453484148721 is 127841484354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 453484148721 - 2² = 453484148717 is a prime.

It is not an unprimeable number, because it can be changed into a prime (453484148701) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 75580691451 + ... + 75580691456.

It is an arithmetic number, because the mean of its divisors is an integer number (151161382908).

Almost surely, 2^453484148721 is an apocalyptic number.

It is an amenable number.

453484148721 is a deficient number, since it is larger than the sum of its proper divisors (151161382911).

453484148721 is a wasteful number, since it uses less digits than its factorization.

453484148721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151161382910.

The product of its digits is 3440640, while the sum is 51.

The spelling of 453484148721 in words is "four hundred fifty-three billion, four hundred eighty-four million, one hundred forty-eight thousand, seven hundred twenty-one".