400410134404 has 72 divisors (see below), whose sum is σ = 828778413120. Its totient is φ = 168731035200.

The previous prime is 400410134393. The next prime is 400410134431. The reversal of 400410134404 is 404431014004.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54025459 + ... + 54032869.

Almost surely, 2^400410134404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 400410134404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (414389206560).

400410134404 is an abundant number, since it is smaller than the sum of its proper divisors (428368278716).

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

400410134404 is a wasteful number, since it uses less digits than its factorization.

400410134404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12009 (or 12000 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 400410134404 its reverse (404431014004), we get a palindrome (804841148408).

The spelling of 400410134404 in words is "four hundred billion, four hundred ten million, one hundred thirty-four thousand, four hundred four".