140511214443 has 16 divisors (see below), whose sum is σ = 189241523712. Its totient is φ = 92727900000.

The previous prime is 140511214427. The next prime is 140511214447. The reversal of 140511214443 is 344412115041.

It is not a de Polignac number, because 140511214443 - 2⁴ = 140511214427 is a prime.

It is a super-4 number, since 4×140511214443⁴ (a number of 46 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140511214443.

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 15 ways as a sum of consecutive naturals, for example, 1540668 + ... + 1629318.

It is an arithmetic number, because the mean of its divisors is an integer number (11827595232).

Almost surely, 2^140511214443 is an apocalyptic number.

140511214443 is a deficient number, since it is larger than the sum of its proper divisors (48730309269).

140511214443 is a wasteful number, since it uses less digits than its factorization.

140511214443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93986.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 140511214443 its reverse (344412115041), we get a palindrome (484923329484).

The spelling of 140511214443 in words is "one hundred forty billion, five hundred eleven million, two hundred fourteen thousand, four hundred forty-three".