140242205361 has 16 divisors (see below), whose sum is σ = 187451827200. Its totient is φ = 93263785680.

The previous prime is 140242205321. The next prime is 140242205399. The reversal of 140242205361 is 163502242041.

It is not a de Polignac number, because 140242205361 - 2¹³ = 140242197169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140242205321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8762076 + ... + 8778066.

It is an arithmetic number, because the mean of its divisors is an integer number (11715739200).

Almost surely, 2^140242205361 is an apocalyptic number.

It is an amenable number.

140242205361 is a deficient number, since it is larger than the sum of its proper divisors (47209621839).

140242205361 is a wasteful number, since it uses less digits than its factorization.

140242205361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23036.

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 140242205361 in words is "one hundred forty billion, two hundred forty-two million, two hundred five thousand, three hundred sixty-one".