140422728117 has 32 divisors (see below), whose sum is σ = 215736850432. Its totient is φ = 79583684544.

The previous prime is 140422728097. The next prime is 140422728139. The reversal of 140422728117 is 711827224041.

It is not a de Polignac number, because 140422728117 - 2¹⁴ = 140422711733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140422748117) 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, 1764528 + ... + 1842390.

It is an arithmetic number, because the mean of its divisors is an integer number (6741776576).

Almost surely, 2^140422728117 is an apocalyptic number.

It is an amenable number.

140422728117 is a deficient number, since it is larger than the sum of its proper divisors (75314122315).

140422728117 is a wasteful number, since it uses less digits than its factorization.

140422728117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78577.

The product of its (nonzero) digits is 50176, while the sum is 39.

The spelling of 140422728117 in words is "one hundred forty billion, four hundred twenty-two million, seven hundred twenty-eight thousand, one hundred seventeen".