422503500961 has 4 divisors (see below), whose sum is σ = 429429787924. Its totient is φ = 415577214000.

The previous prime is 422503500949. The next prime is 422503500967. The reversal of 422503500961 is 169005305224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43255680400 + 379247820561 = 207980^2 + 615831^2 .

It is a cyclic number.

It is not a de Polignac number, because 422503500961 - 2⁵ = 422503500929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422503500961.

It is not an unprimeable number, because it can be changed into a prime (422503500967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3463143390 + ... + 3463143511.

It is an arithmetic number, because the mean of its divisors is an integer number (107357446981).

Almost surely, 2^422503500961 is an apocalyptic number.

It is an amenable number.

422503500961 is a deficient number, since it is larger than the sum of its proper divisors (6926286963).

422503500961 is an equidigital number, since it uses as much as digits as its factorization.

422503500961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6926286962.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 422503500961 in words is "four hundred twenty-two billion, five hundred three million, five hundred thousand, nine hundred sixty-one".