441621522963 has 12 divisors (see below), whose sum is σ = 665632440720. Its totient is φ = 281613724656.

The previous prime is 441621522959. The next prime is 441621523069. The reversal of 441621522963 is 369225126144.

441621522963 is a `hidden beast` number, since 4 + 4 + 1 + 62 + 1 + 522 + 9 + 63 = 666.

It is not a de Polignac number, because 441621522963 - 2² = 441621522959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (441621526963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1066718448 + ... + 1066718861.

It is an arithmetic number, because the mean of its divisors is an integer number (55469370060).

Almost surely, 2^441621522963 is an apocalyptic number.

441621522963 is a deficient number, since it is larger than the sum of its proper divisors (224010917757).

441621522963 is a wasteful number, since it uses less digits than its factorization.

441621522963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2133437338 (or 2133437335 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The spelling of 441621522963 in words is "four hundred forty-one billion, six hundred twenty-one million, five hundred twenty-two thousand, nine hundred sixty-three".