404040134134 has 64 divisors (see below), whose sum is σ = 780530688000. Its totient is φ = 152564808960.

The previous prime is 404040134101. The next prime is 404040134137. The reversal of 404040134134 is 431431040404.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404040134137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78634 + ... + 902365.

It is an arithmetic number, because the mean of its divisors is an integer number (12195792000).

Almost surely, 2^404040134134 is an apocalyptic number.

404040134134 is a deficient number, since it is larger than the sum of its proper divisors (376490553866).

404040134134 is a wasteful number, since it uses less digits than its factorization.

404040134134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981125.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 404040134134 its reverse (431431040404), we get a palindrome (835471174538).

The spelling of 404040134134 in words is "four hundred four billion, forty million, one hundred thirty-four thousand, one hundred thirty-four".