40243050044405 has 16 divisors (see below), whose sum is σ = 54743582248320. Its totient is φ = 28153842297408.

The previous prime is 40243050044387. The next prime is 40243050044441. The reversal of 40243050044405 is 50444005034204.

It is a cyclic number.

It is not a de Polignac number, because 40243050044405 - 2²⁰ = 40243048995829 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16292731577 + ... + 16292734046.

It is an arithmetic number, because the mean of its divisors is an integer number (3421473890520).

Almost surely, 2^{40243050044405} is an apocalyptic number.

It is an amenable number.

40243050044405 is a deficient number, since it is larger than the sum of its proper divisors (14500532203915).

40243050044405 is a wasteful number, since it uses less digits than its factorization.

40243050044405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32585465660.

The product of its (nonzero) digits is 153600, while the sum is 35.

Adding to 40243050044405 its reverse (50444005034204), we get a palindrome (90687055078609).

The spelling of 40243050044405 in words is "forty trillion, two hundred forty-three billion, fifty million, forty-four thousand, four hundred five".