450568475479 has 2 divisors, whose sum is σ = 450568475480. Its totient is φ = 450568475478.

The previous prime is 450568475359. The next prime is 450568475509. The reversal of 450568475479 is 974574865054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450568475479 - 2¹¹ = 450568473431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450568475479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450568425479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225284237739 + 225284237740.

It is an arithmetic number, because the mean of its divisors is an integer number (225284237740).

Almost surely, 2^450568475479 is an apocalyptic number.

450568475479 is a deficient number, since it is larger than the sum of its proper divisors (1).

450568475479 is an equidigital number, since it uses as much as digits as its factorization.

450568475479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344000, while the sum is 64.

The spelling of 450568475479 in words is "four hundred fifty billion, five hundred sixty-eight million, four hundred seventy-five thousand, four hundred seventy-nine".