140056333640 has 32 divisors (see below), whose sum is σ = 315137521080. Its totient is φ = 56020618752.

The previous prime is 140056333633. The next prime is 140056333691. The reversal of 140056333640 is 46333650041.

It can be written as a sum of positive squares in 4 ways, for example, as 125782296964 + 14274036676 = 354658^2 + 119474^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140056333640.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2003924 + ... + 2072636.

Almost surely, 2^140056333640 is an apocalyptic number.

140056333640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140056333640 is an abundant number, since it is smaller than the sum of its proper divisors (175081187440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140056333640 is a wasteful number, since it uses less digits than its factorization.

140056333640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119681 (or 119677 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 140056333640 its reverse (46333650041), we get a palindrome (186389983681).

The spelling of 140056333640 in words is "one hundred forty billion, fifty-six million, three hundred thirty-three thousand, six hundred forty".