40435559999999 has 16 divisors (see below), whose sum is σ = 42782308800000. Its totient is φ = 38110979364480.

The previous prime is 40435559999993. The next prime is 40435560000091. The reversal of 40435559999999 is 99999995553404.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40435559999999 - 2⁸ = 40435559999743 is a prime.

It is a Duffinian number.

40435559999999 is a modest number, since divided by 9999999 gives 4043555 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40435559999993) 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, 333002 + ... + 8999000.

It is an arithmetic number, because the mean of its divisors is an integer number (2673894300000).

Almost surely, 2^{40435559999999} is an apocalyptic number.

40435559999999 is a deficient number, since it is larger than the sum of its proper divisors (2346748800001).

40435559999999 is a wasteful number, since it uses less digits than its factorization.

40435559999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8667278.

The product of its (nonzero) digits is 28697814000, while the sum is 89.

The spelling of 40435559999999 in words is "forty trillion, four hundred thirty-five billion, five hundred fifty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".