140450311443 has 64 divisors (see below), whose sum is σ = 207277056000. Its totient is φ = 84071961600.

The previous prime is 140450311433. The next prime is 140450311489. The reversal of 140450311443 is 344113054041.

It is not a de Polignac number, because 140450311443 - 2¹⁴ = 140450295059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140450311443.

It is not an unprimeable number, because it can be changed into a prime (140450311433) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 58544158 + ... + 58546556.

It is an arithmetic number, because the mean of its divisors is an integer number (3238704000).

Almost surely, 2^140450311443 is an apocalyptic number.

140450311443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140450311443 is a deficient number, since it is larger than the sum of its proper divisors (66826744557).

140450311443 is a wasteful number, since it uses less digits than its factorization.

140450311443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2772.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 140450311443 its reverse (344113054041), we get a palindrome (484563365484).

The spelling of 140450311443 in words is "one hundred forty billion, four hundred fifty million, three hundred eleven thousand, four hundred forty-three".