32090440393 has 8 divisors (see below), whose sum is σ = 36850266720. Its totient is φ = 27637699680.

The previous prime is 32090440387. The next prime is 32090440427. The reversal of 32090440393 is 39304409023.

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 32090440393 - 2²¹ = 32088343241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32090440693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76771180 + ... + 76771597.

It is an arithmetic number, because the mean of its divisors is an integer number (4606283340).

Almost surely, 2^32090440393 is an apocalyptic number.

It is an amenable number.

32090440393 is a deficient number, since it is larger than the sum of its proper divisors (4759826327).

32090440393 is a wasteful number, since it uses less digits than its factorization.

32090440393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153542807.

The product of its (nonzero) digits is 69984, while the sum is 37.

The spelling of 32090440393 in words is "thirty-two billion, ninety million, four hundred forty thousand, three hundred ninety-three".