63172410465469 has 2 divisors, whose sum is σ = 63172410465470. Its totient is φ = 63172410465468.

The previous prime is 63172410465427. The next prime is 63172410465503. The reversal of 63172410465469 is 96456401427136.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33006886406244 + 30165524059225 = 5745162^2 + 5492315^2 .

It is a cyclic number.

It is not a de Polignac number, because 63172410465469 - 2²⁷ = 63172276247741 is a prime.

It is a super-2 number, since 2×63172410465469² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63172410468469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31586205232734 + 31586205232735.

It is an arithmetic number, because the mean of its divisors is an integer number (31586205232735).

Almost surely, 2^{63172410465469} is an apocalyptic number.

It is an amenable number.

63172410465469 is a deficient number, since it is larger than the sum of its proper divisors (1).

63172410465469 is an equidigital number, since it uses as much as digits as its factorization.

63172410465469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26127360, while the sum is 58.

The spelling of 63172410465469 in words is "sixty-three trillion, one hundred seventy-two billion, four hundred ten million, four hundred sixty-five thousand, four hundred sixty-nine".