140150643205 has 32 divisors (see below), whose sum is σ = 170299584000. Its totient is φ = 110719104000.

The previous prime is 140150643187. The next prime is 140150643209. The reversal of 140150643205 is 502346051041.

It is a happy number.

It is not a de Polignac number, because 140150643205 - 2²⁵ = 140117088773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140150643209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133603521 + ... + 133604569.

It is an arithmetic number, because the mean of its divisors is an integer number (5321862000).

Almost surely, 2^140150643205 is an apocalyptic number.

It is an amenable number.

140150643205 is a deficient number, since it is larger than the sum of its proper divisors (30148940795).

140150643205 is a wasteful number, since it uses less digits than its factorization.

140150643205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2085.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 140150643205 its reverse (502346051041), we get a palindrome (642496694246).

The spelling of 140150643205 in words is "one hundred forty billion, one hundred fifty million, six hundred forty-three thousand, two hundred five".