40434040433131 has 16 divisors (see below), whose sum is σ = 41211622213120. Its totient is φ = 39661907424480.

The previous prime is 40434040433119. The next prime is 40434040433159. The reversal of 40434040433131 is 13133404043404.

It is a cyclic number.

It is not a de Polignac number, because 40434040433131 - 2⁹ = 40434040432619 is a prime.

It is a super-2 number, since 2×40434040433131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40434040433191) 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, 15009460 + ... + 17497198.

It is an arithmetic number, because the mean of its divisors is an integer number (2575726388320).

Almost surely, 2^{40434040433131} is an apocalyptic number.

40434040433131 is a deficient number, since it is larger than the sum of its proper divisors (777581779989).

40434040433131 is a wasteful number, since it uses less digits than its factorization.

40434040433131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488834.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 40434040433131 its reverse (13133404043404), we get a palindrome (53567444476535).

The spelling of 40434040433131 in words is "forty trillion, four hundred thirty-four billion, forty million, four hundred thirty-three thousand, one hundred thirty-one".