4045453762321 has 4 divisors (see below), whose sum is σ = 4058461652544. Its totient is φ = 4032445872100.

The previous prime is 4045453762303. The next prime is 4045453762393. The reversal of 4045453762321 is 1232673545404.

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 4045453762321 - 2¹³ = 4045453754129 is a prime.

It is a super-2 number, since 2×4045453762321² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4015453762321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6503944645 + ... + 6503945266.

It is an arithmetic number, because the mean of its divisors is an integer number (1014615413136).

Almost surely, 2^{4045453762321} is an apocalyptic number.

It is an amenable number.

4045453762321 is a deficient number, since it is larger than the sum of its proper divisors (13007890223).

4045453762321 is a wasteful number, since it uses less digits than its factorization.

4045453762321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13007890222.

The product of its (nonzero) digits is 2419200, while the sum is 46.

The spelling of 4045453762321 in words is "four trillion, forty-five billion, four hundred fifty-three million, seven hundred sixty-two thousand, three hundred twenty-one".