40231601663 has 8 divisors (see below), whose sum is σ = 44490240336. Its totient is φ = 36073166400.

The previous prime is 40231601647. The next prime is 40231601681. The reversal of 40231601663 is 36610613204.

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

It is a cyclic number.

It is not a de Polignac number, because 40231601663 - 2⁴ = 40231601647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40231601063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25050008 + ... + 25051613.

It is an arithmetic number, because the mean of its divisors is an integer number (5561280042).

Almost surely, 2^40231601663 is an apocalyptic number.

40231601663 is a deficient number, since it is larger than the sum of its proper divisors (4258638673).

40231601663 is a wasteful number, since it uses less digits than its factorization.

40231601663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50101705.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 40231601663 in words is "forty billion, two hundred thirty-one million, six hundred one thousand, six hundred sixty-three".