401311533304 has 16 divisors (see below), whose sum is σ = 820864500120. Its totient is φ = 182414333280.

The previous prime is 401311533247. The next prime is 401311533347. The reversal of 401311533304 is 403335113104.

It is a super-2 number, since 2×401311533304² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 2280179079 + ... + 2280179254.

Almost surely, 2^401311533304 is an apocalyptic number.

401311533304 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

401311533304 is an abundant number, since it is smaller than the sum of its proper divisors (419552966816).

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

401311533304 is a wasteful number, since it uses less digits than its factorization.

401311533304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4560358350 (or 4560358346 counting only the distinct ones).

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

Adding to 401311533304 its reverse (403335113104), we get a palindrome (804646646408).

The spelling of 401311533304 in words is "four hundred one billion, three hundred eleven million, five hundred thirty-three thousand, three hundred four".