401322241524 has 24 divisors (see below), whose sum is σ = 937649095488. Its totient is φ = 133598290240.

The previous prime is 401322241513. The next prime is 401322241547. The reversal of 401322241524 is 425142223104.

It is a happy number.

It is a super-2 number, since 2×401322241524² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401322241491 and 401322241500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21964272 + ... + 21982535.

It is an arithmetic number, because the mean of its divisors is an integer number (39068712312).

Almost surely, 2^401322241524 is an apocalyptic number.

It is an amenable number.

401322241524 is an abundant number, since it is smaller than the sum of its proper divisors (536326853964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401322241524 is a wasteful number, since it uses less digits than its factorization.

401322241524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43947575 (or 43947573 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 401322241524 its reverse (425142223104), we get a palindrome (826464464628).

The spelling of 401322241524 in words is "four hundred one billion, three hundred twenty-two million, two hundred forty-one thousand, five hundred twenty-four".