140511214445 has 24 divisors (see below), whose sum is σ = 196220185344. Its totient is φ = 96312231456.

The previous prime is 140511214427. The next prime is 140511214447. The reversal of 140511214445 is 544412115041.

It is a de Polignac number, because none of the positive numbers 2^k-140511214445 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140511214447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 510272 + ... + 735798.

It is an arithmetic number, because the mean of its divisors is an integer number (8175841056).

Almost surely, 2^140511214445 is an apocalyptic number.

It is an amenable number.

140511214445 is a deficient number, since it is larger than the sum of its proper divisors (55708970899).

140511214445 is a wasteful number, since it uses less digits than its factorization.

140511214445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228089 (or 228082 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

Adding to 140511214445 its reverse (544412115041), we get a palindrome (684923329486).

The spelling of 140511214445 in words is "one hundred forty billion, five hundred eleven million, two hundred fourteen thousand, four hundred forty-five".