140240422045 has 4 divisors (see below), whose sum is σ = 168288506460. Its totient is φ = 112192337632.

The previous prime is 140240422001. The next prime is 140240422087. The reversal of 140240422045 is 540224042041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21971836441 + 118268585604 = 148229^2 + 343902^2 .

It is a cyclic number.

It is not a de Polignac number, because 140240422045 - 2³³ = 131650487453 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14024042200 + ... + 14024042209.

It is an arithmetic number, because the mean of its divisors is an integer number (42072126615).

Almost surely, 2^140240422045 is an apocalyptic number.

It is an amenable number.

140240422045 is a deficient number, since it is larger than the sum of its proper divisors (28048084415).

140240422045 is an equidigital number, since it uses as much as digits as its factorization.

140240422045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28048084414.

The product of its (nonzero) digits is 10240, while the sum is 28.

Adding to 140240422045 its reverse (540224042041), we get a palindrome (680464464086).

The spelling of 140240422045 in words is "one hundred forty billion, two hundred forty million, four hundred twenty-two thousand, forty-five".