140108632673 has 4 divisors (see below), whose sum is σ = 140297204928. Its totient is φ = 139920060420.

The previous prime is 140108632619. The next prime is 140108632681. The reversal of 140108632673 is 376236801041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140108632673 is a prime.

It is a super-3 number, since 3×140108632673³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140108632673.

It is not an unprimeable number, because it can be changed into a prime (140108632693) 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, 94285013 + ... + 94286498.

It is an arithmetic number, because the mean of its divisors is an integer number (35074301232).

Almost surely, 2^140108632673 is an apocalyptic number.

It is an amenable number.

140108632673 is a deficient number, since it is larger than the sum of its proper divisors (188572255).

140108632673 is an equidigital number, since it uses as much as digits as its factorization.

140108632673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188572254.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 140108632673 in words is "one hundred forty billion, one hundred eight million, six hundred thirty-two thousand, six hundred seventy-three".