400011321134 has 16 divisors (see below), whose sum is σ = 610393356288. Its totient is φ = 196576305912.

The previous prime is 400011321107. The next prime is 400011321181. The reversal of 400011321134 is 431123110004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7331924 + ... + 7386279.

It is an arithmetic number, because the mean of its divisors is an integer number (38149584768).

Almost surely, 2^400011321134 is an apocalyptic number.

400011321134 is a deficient number, since it is larger than the sum of its proper divisors (210382035154).

400011321134 is a wasteful number, since it uses less digits than its factorization.

400011321134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14718439.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 400011321134 its reverse (431123110004), we get a palindrome (831134431138).

The spelling of 400011321134 in words is "four hundred billion, eleven million, three hundred twenty-one thousand, one hundred thirty-four".