401331135304 has 16 divisors (see below), whose sum is σ = 820904595120. Its totient is φ = 182423243280.

The previous prime is 401331135299. The next prime is 401331135349. The reversal of 401331135304 is 403531133104.

It is a super-2 number, since 2×401331135304² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2280290454 + ... + 2280290629.

It is an arithmetic number, because the mean of its divisors is an integer number (51306537195).

Almost surely, 2^401331135304 is an apocalyptic number.

401331135304 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

401331135304 is an abundant number, since it is smaller than the sum of its proper divisors (419573459816).

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

401331135304 is a wasteful number, since it uses less digits than its factorization.

401331135304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4560581100 (or 4560581096 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 401331135304 its reverse (403531133104), we get a palindrome (804862268408).

It can be divided in two parts, 401331 and 135304, that added together give a palindrome (536635).

The spelling of 401331135304 in words is "four hundred one billion, three hundred thirty-one million, one hundred thirty-five thousand, three hundred four".