40231612445 has 8 divisors (see below), whose sum is σ = 48332615136. Its totient is φ = 32148836496.

The previous prime is 40231612441. The next prime is 40231612457. The reversal of 40231612445 is 54421613204.

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 40231612445 - 2² = 40231612441 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 (40231612441) 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, 4551827 + ... + 4560656.

It is an arithmetic number, because the mean of its divisors is an integer number (6041576892).

Almost surely, 2^40231612445 is an apocalyptic number.

It is an amenable number.

40231612445 is a deficient number, since it is larger than the sum of its proper divisors (8101002691).

40231612445 is an equidigital number, since it uses as much as digits as its factorization.

40231612445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9113371.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 40231612445 in words is "forty billion, two hundred thirty-one million, six hundred twelve thousand, four hundred forty-five".