453644265043 has 4 divisors (see below), whose sum is σ = 454126353408. Its totient is φ = 453162176680.

The previous prime is 453644265013. The next prime is 453644265083. The reversal of 453644265043 is 340562446354.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 453644265043 - 2¹³ = 453644256851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 453644264984 and 453644265002.

It is not an unprimeable number, because it can be changed into a prime (453644265013) 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, 241042771 + ... + 241044652.

It is an arithmetic number, because the mean of its divisors is an integer number (113531588352).

Almost surely, 2^453644265043 is an apocalyptic number.

453644265043 is a deficient number, since it is larger than the sum of its proper divisors (482088365).

453644265043 is an equidigital number, since it uses as much as digits as its factorization.

453644265043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482088364.

The product of its (nonzero) digits is 4147200, while the sum is 46.

The spelling of 453644265043 in words is "four hundred fifty-three billion, six hundred forty-four million, two hundred sixty-five thousand, forty-three".