448360116568531 has 2 divisors, whose sum is σ = 448360116568532. Its totient is φ = 448360116568530.

The previous prime is 448360116568519. The next prime is 448360116568547. The reversal of 448360116568531 is 135865611063844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448360116568531 - 2²³ = 448360108179923 is a prime.

It is a super-2 number, since 2×448360116568531² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 448360116568531.

It is not a weakly prime, because it can be changed into another prime (448360116565531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224180058284265 + 224180058284266.

It is an arithmetic number, because the mean of its divisors is an integer number (224180058284266).

Almost surely, 2^{448360116568531} is an apocalyptic number.

448360116568531 is a deficient number, since it is larger than the sum of its proper divisors (1).

448360116568531 is an equidigital number, since it uses as much as digits as its factorization.

448360116568531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49766400, while the sum is 61.

The spelling of 448360116568531 in words is "four hundred forty-eight trillion, three hundred sixty billion, one hundred sixteen million, five hundred sixty-eight thousand, five hundred thirty-one".