40434341505 has 16 divisors (see below), whose sum is σ = 64700856000. Its totient is φ = 21563012288.

The previous prime is 40434341501. The next prime is 40434341513. The reversal of 40434341505 is 50514343404.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40434341505 - 2² = 40434341501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40434341501) 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, 54871 + ... + 289619.

It is an arithmetic number, because the mean of its divisors is an integer number (4043803500).

Almost surely, 2^40434341505 is an apocalyptic number.

It is an amenable number.

40434341505 is a deficient number, since it is larger than the sum of its proper divisors (24266514495).

40434341505 is a wasteful number, since it uses less digits than its factorization.

40434341505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246240.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 40434341505 its reverse (50514343404), we get a palindrome (90948684909).

The spelling of 40434341505 in words is "forty billion, four hundred thirty-four million, three hundred forty-one thousand, five hundred five".