140409082659 has 4 divisors (see below), whose sum is σ = 187212110216. Its totient is φ = 93606055104.

The previous prime is 140409082621. The next prime is 140409082663. The reversal of 140409082659 is 956280904041.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 140409082659 - 2⁷ = 140409082531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140409082159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23401513774 + ... + 23401513779.

It is an arithmetic number, because the mean of its divisors is an integer number (46803027554).

Almost surely, 2^140409082659 is an apocalyptic number.

140409082659 is a deficient number, since it is larger than the sum of its proper divisors (46803027557).

140409082659 is an equidigital number, since it uses as much as digits as its factorization.

140409082659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46803027556.

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 140409082659 in words is "one hundred forty billion, four hundred nine million, eighty-two thousand, six hundred fifty-nine".