452317621443 has 32 divisors (see below), whose sum is σ = 632723460096. Its totient is φ = 286873031808.

The previous prime is 452317621439. The next prime is 452317621447. The reversal of 452317621443 is 344126713254.

It is an interprime number because it is at equal distance from previous prime (452317621439) and next prime (452317621447).

It is not a de Polignac number, because 452317621443 - 2² = 452317621439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 452317621395 and 452317621404.

It is not an unprimeable number, because it can be changed into a prime (452317621447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17174121 + ... + 17200437.

It is an arithmetic number, because the mean of its divisors is an integer number (19772608128).

Almost surely, 2^452317621443 is an apocalyptic number.

452317621443 is a deficient number, since it is larger than the sum of its proper divisors (180405838653).

452317621443 is a wasteful number, since it uses less digits than its factorization.

452317621443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27683.

The product of its digits is 483840, while the sum is 42.

The spelling of 452317621443 in words is "four hundred fifty-two billion, three hundred seventeen million, six hundred twenty-one thousand, four hundred forty-three".