422615504501 has 2 divisors, whose sum is σ = 422615504502. Its totient is φ = 422615504500.

The previous prime is 422615504497. The next prime is 422615504539. The reversal of 422615504501 is 105405516224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 381678075601 + 40937428900 = 617801^2 + 202330^2 .

It is a cyclic number.

It is not a de Polignac number, because 422615504501 - 2² = 422615504497 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422615504581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211307752250 + 211307752251.

It is an arithmetic number, because the mean of its divisors is an integer number (211307752251).

Almost surely, 2^422615504501 is an apocalyptic number.

It is an amenable number.

422615504501 is a deficient number, since it is larger than the sum of its proper divisors (1).

422615504501 is an equidigital number, since it uses as much as digits as its factorization.

422615504501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 422615504501 in words is "four hundred twenty-two billion, six hundred fifteen million, five hundred four thousand, five hundred one".