400544055041001 has 8 divisors (see below), whose sum is σ = 534060284439744. Its totient is φ = 267028597834800.

The previous prime is 400544055040979. The next prime is 400544055041051. The reversal of 400544055041001 is 100140550445004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 400544055041001 - 2⁷ = 400544055040873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400544055041051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191836725 + ... + 193913426.

It is an arithmetic number, because the mean of its divisors is an integer number (66757535554968).

Almost surely, 2^{400544055041001} is an apocalyptic number.

It is an amenable number.

400544055041001 is a deficient number, since it is larger than the sum of its proper divisors (133516229398743).

400544055041001 is a wasteful number, since it uses less digits than its factorization.

400544055041001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386096271.

The product of its (nonzero) digits is 32000, while the sum is 33.

The spelling of 400544055041001 in words is "four hundred trillion, five hundred forty-four billion, fifty-five million, forty-one thousand, one".