40664432512135 has 8 divisors (see below), whose sum is σ = 48797367028416. Its totient is φ = 32531514000480.

The previous prime is 40664432512111. The next prime is 40664432512153. The reversal of 40664432512135 is 53121523446604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40664432512135 - 2⁵ = 40664432512103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2569537 + ... + 9377173.

It is an arithmetic number, because the mean of its divisors is an integer number (6099670878552).

Almost surely, 2^{40664432512135} is an apocalyptic number.

40664432512135 is a deficient number, since it is larger than the sum of its proper divisors (8132934516281).

40664432512135 is a wasteful number, since it uses less digits than its factorization.

40664432512135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8002313.

The product of its (nonzero) digits is 2073600, while the sum is 46.

Adding to 40664432512135 its reverse (53121523446604), we get a palindrome (93785955958739).

The spelling of 40664432512135 in words is "forty trillion, six hundred sixty-four billion, four hundred thirty-two million, five hundred twelve thousand, one hundred thirty-five".