20462206463 has 2 divisors, whose sum is σ = 20462206464. Its totient is φ = 20462206462.

The previous prime is 20462206447. The next prime is 20462206511. The reversal of 20462206463 is 36460226402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20462206463 - 2⁴ = 20462206447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20462206423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10231103231 + 10231103232.

It is an arithmetic number, because the mean of its divisors is an integer number (10231103232).

Almost surely, 2^20462206463 is an apocalyptic number.

20462206463 is a deficient number, since it is larger than the sum of its proper divisors (1).

20462206463 is an equidigital number, since it uses as much as digits as its factorization.

20462206463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 20462206463 in words is "twenty billion, four hundred sixty-two million, two hundred six thousand, four hundred sixty-three".