475442429663 has 2 divisors, whose sum is σ = 475442429664. Its totient is φ = 475442429662.

The previous prime is 475442429653. The next prime is 475442429669. The reversal of 475442429663 is 366924244574.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475442429663 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 475442429599 and 475442429608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475442429669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237721214831 + 237721214832.

It is an arithmetic number, because the mean of its divisors is an integer number (237721214832).

Almost surely, 2^475442429663 is an apocalyptic number.

475442429663 is a deficient number, since it is larger than the sum of its proper divisors (1).

475442429663 is an equidigital number, since it uses as much as digits as its factorization.

475442429663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34836480, while the sum is 56.

The spelling of 475442429663 in words is "four hundred seventy-five billion, four hundred forty-two million, four hundred twenty-nine thousand, six hundred sixty-three".