140055441445 has 4 divisors (see below), whose sum is σ = 168066529740. Its totient is φ = 112044353152.

The previous prime is 140055441433. The next prime is 140055441467. The reversal of 140055441445 is 544144550041.

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 17420304196 + 122635137249 = 131986^2 + 350193^2 .

It is a cyclic number.

It is not a de Polignac number, because 140055441445 - 2²⁹ = 139518570533 is a prime.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 14005544140 + ... + 14005544149.

It is an arithmetic number, because the mean of its divisors is an integer number (42016632435).

Almost surely, 2^140055441445 is an apocalyptic number.

It is an amenable number.

140055441445 is a deficient number, since it is larger than the sum of its proper divisors (28011088295).

140055441445 is an equidigital number, since it uses as much as digits as its factorization.

140055441445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28011088294.

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 140055441445 its reverse (544144550041), we get a palindrome (684199991486).

The spelling of 140055441445 in words is "one hundred forty billion, fifty-five million, four hundred forty-one thousand, four hundred forty-five".