40031543500001 has 16 divisors (see below), whose sum is σ = 40982292134784. Its totient is φ = 39081698740224.

The previous prime is 40031543499991. The next prime is 40031543500019. The reversal of 40031543500001 is 10000534513004.

It is a cyclic number.

It is not a de Polignac number, because 40031543500001 - 2¹⁰ = 40031543498977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40031543505001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 864085100 + ... + 864131426.

It is an arithmetic number, because the mean of its divisors is an integer number (2561393258424).

Almost surely, 2^{40031543500001} is an apocalyptic number.

It is an amenable number.

40031543500001 is a deficient number, since it is larger than the sum of its proper divisors (950748634783).

40031543500001 is a wasteful number, since it uses less digits than its factorization.

40031543500001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55640.

The product of its (nonzero) digits is 3600, while the sum is 26.

The spelling of 40031543500001 in words is "forty trillion, thirty-one billion, five hundred forty-three million, five hundred thousand, one".