400030441134040 has 32 divisors (see below), whose sum is σ = 900069302727360. Its totient is φ = 160012032422400.

The previous prime is 400030441134011. The next prime is 400030441134113. The reversal of 400030441134040 is 40431144030004.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48074545 + ... + 55778335.

It is an arithmetic number, because the mean of its divisors is an integer number (28127165710230).

Almost surely, 2^{400030441134040} is an apocalyptic number.

400030441134040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400030441134040 is an abundant number, since it is smaller than the sum of its proper divisors (500038861593320).

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

400030441134040 is a wasteful number, since it uses less digits than its factorization.

400030441134040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9001963 (or 9001959 counting only the distinct ones).

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

Adding to 400030441134040 its reverse (40431144030004), we get a palindrome (440461585164044).

The spelling of 400030441134040 in words is "four hundred trillion, thirty billion, four hundred forty-one million, one hundred thirty-four thousand, forty".