140465719213 has 4 divisors (see below), whose sum is σ = 140671379808. Its totient is φ = 140260058620.

The previous prime is 140465719187. The next prime is 140465719237. The reversal of 140465719213 is 312917564041.

It is a happy number.

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 not a de Polignac number, because 140465719213 - 2¹⁷ = 140465588141 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 140465719213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140465719253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102829273 + ... + 102830638.

It is an arithmetic number, because the mean of its divisors is an integer number (35167844952).

Almost surely, 2^140465719213 is an apocalyptic number.

It is an amenable number.

140465719213 is a deficient number, since it is larger than the sum of its proper divisors (205660595).

140465719213 is an equidigital number, since it uses as much as digits as its factorization.

140465719213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205660594.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 140465719213 in words is "one hundred forty billion, four hundred sixty-five million, seven hundred nineteen thousand, two hundred thirteen".