401353240422 has 16 divisors (see below), whose sum is σ = 802742771520. Its totient is φ = 133778365032.

The previous prime is 401353240417. The next prime is 401353240429. The reversal of 401353240422 is 224042353104.

It is a super-2 number, since 2×401353240422² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401353240422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401353240429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1367272 + ... + 1634667.

It is an arithmetic number, because the mean of its divisors is an integer number (50171423220).

Almost surely, 2^401353240422 is an apocalyptic number.

401353240422 is an abundant number, since it is smaller than the sum of its proper divisors (401389531098).

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

401353240422 is a wasteful number, since it uses less digits than its factorization.

401353240422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3024227.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 401353240422 its reverse (224042353104), we get a palindrome (625395593526).

The spelling of 401353240422 in words is "four hundred one billion, three hundred fifty-three million, two hundred forty thousand, four hundred twenty-two".