140193889265 has 8 divisors (see below), whose sum is σ = 168234811008. Its totient is φ = 112153682160.

The previous prime is 140193889223. The next prime is 140193889309. The reversal of 140193889265 is 562988391041.

140193889265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 140193889265 - 2¹⁶ = 140193823729 is a prime.

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 140193889265.

It is an unprimeable number.

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, 461384 + ... + 702326.

It is an arithmetic number, because the mean of its divisors is an integer number (21029351376).

Almost surely, 2^140193889265 is an apocalyptic number.

It is an amenable number.

140193889265 is a deficient number, since it is larger than the sum of its proper divisors (28040921743).

140193889265 is a wasteful number, since it uses less digits than its factorization.

140193889265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357319.

The product of its (nonzero) digits is 3732480, while the sum is 56.

The spelling of 140193889265 in words is "one hundred forty billion, one hundred ninety-three million, eight hundred eighty-nine thousand, two hundred sixty-five".