452649847019 has 2 divisors, whose sum is σ = 452649847020. Its totient is φ = 452649847018.

The previous prime is 452649847009. The next prime is 452649847031. The reversal of 452649847019 is 910748946254.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452649847019 is a prime.

It is a super-2 number, since 2×452649847019² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (452649847009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226324923509 + 226324923510.

It is an arithmetic number, because the mean of its divisors is an integer number (226324923510).

Almost surely, 2^452649847019 is an apocalyptic number.

452649847019 is a deficient number, since it is larger than the sum of its proper divisors (1).

452649847019 is an equidigital number, since it uses as much as digits as its factorization.

452649847019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 452649847019 in words is "four hundred fifty-two billion, six hundred forty-nine million, eight hundred forty-seven thousand, nineteen".