400132122004445 has 16 divisors (see below), whose sum is σ = 521734243975680. Its totient is φ = 293475512232000.

The previous prime is 400132122004429. The next prime is 400132122004451. The reversal of 400132122004445 is 544400221231004.

It is not a de Polignac number, because 400132122004445 - 2⁴ = 400132122004429 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67934143406 + ... + 67934149295.

It is an arithmetic number, because the mean of its divisors is an integer number (32608390248480).

Almost surely, 2^{400132122004445} is an apocalyptic number.

It is an amenable number.

400132122004445 is a deficient number, since it is larger than the sum of its proper divisors (121602121971235).

400132122004445 is a wasteful number, since it uses less digits than its factorization.

400132122004445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135868292756.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 400132122004445 its reverse (544400221231004), we get a palindrome (944532343235449).

The spelling of 400132122004445 in words is "four hundred trillion, one hundred thirty-two billion, one hundred twenty-two million, four thousand, four hundred forty-five".