401435523884 has 12 divisors (see below), whose sum is σ = 702638625024. Its totient is φ = 200681631024.

The previous prime is 401435523883. The next prime is 401435523893. The reversal of 401435523884 is 488325534104.

It is a super-2 number, since 2×401435523884² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401435523883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9007724 + ... + 9052179.

It is an arithmetic number, because the mean of its divisors is an integer number (58553218752).

Almost surely, 2^401435523884 is an apocalyptic number.

It is an amenable number.

401435523884 is a deficient number, since it is larger than the sum of its proper divisors (301203101140).

401435523884 is a wasteful number, since it uses less digits than its factorization.

401435523884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18065464 (or 18065462 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 47.

The spelling of 401435523884 in words is "four hundred one billion, four hundred thirty-five million, five hundred twenty-three thousand, eight hundred eighty-four".