140612311748 has 12 divisors (see below), whose sum is σ = 246077669292. Its totient is φ = 70304406240.

The previous prime is 140612311747. The next prime is 140612311757. The reversal of 140612311748 is 847113216041.

It can be written as a sum of positive squares in 2 ways, for example, as 112156670404 + 28455641344 = 334898^2 + 168688^2 .

It is not an unprimeable number, because it can be changed into a prime (140612311747) by changing a digit.

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, 247415 + ... + 585182.

It is an arithmetic number, because the mean of its divisors is an integer number (20506472441).

Almost surely, 2^140612311748 is an apocalyptic number.

It is an amenable number.

140612311748 is a deficient number, since it is larger than the sum of its proper divisors (105465357544).

140612311748 is a wasteful number, since it uses less digits than its factorization.

140612311748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874822 (or 874820 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

Adding to 140612311748 its reverse (847113216041), we get a palindrome (987725527789).

The spelling of 140612311748 in words is "one hundred forty billion, six hundred twelve million, three hundred eleven thousand, seven hundred forty-eight".