401530468448 has 24 divisors (see below), whose sum is σ = 801342061128. Its totient is φ = 198015024384.

The previous prime is 401530468447. The next prime is 401530468477. The reversal of 401530468448 is 844864035104.

It is a happy number.

It is a super-2 number, since 2×401530468448² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401530468447) 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 3 ways as a sum of consecutive naturals, for example, 85941686 + ... + 85946357.

It is an arithmetic number, because the mean of its divisors is an integer number (33389252547).

Almost surely, 2^401530468448 is an apocalyptic number.

It is an amenable number.

401530468448 is a deficient number, since it is larger than the sum of its proper divisors (399811592680).

401530468448 is a wasteful number, since it uses less digits than its factorization.

401530468448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171888126 (or 171888118 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 47.

The spelling of 401530468448 in words is "four hundred one billion, five hundred thirty million, four hundred sixty-eight thousand, four hundred forty-eight".