140012155424 has 24 divisors (see below), whose sum is σ = 275859915408. Its totient is φ = 69952494400.

The previous prime is 140012155357. The next prime is 140012155463. The reversal of 140012155424 is 424551210041.

It is a happy 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, 1632002 + ... + 1715649.

It is an arithmetic number, because the mean of its divisors is an integer number (11494163142).

Almost surely, 2^140012155424 is an apocalyptic number.

It is an amenable number.

140012155424 is a deficient number, since it is larger than the sum of its proper divisors (135847759984).

140012155424 is a wasteful number, since it uses less digits than its factorization.

140012155424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3348968 (or 3348960 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 140012155424 its reverse (424551210041), we get a palindrome (564563365465).

The spelling of 140012155424 in words is "one hundred forty billion, twelve million, one hundred fifty-five thousand, four hundred twenty-four".