140335442552 has 32 divisors (see below), whose sum is σ = 271514315520. Its totient is φ = 67956610560.

The previous prime is 140335442509. The next prime is 140335442603. The reversal of 140335442552 is 255244533041.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 1516568 + ... + 1606439.

It is an arithmetic number, because the mean of its divisors is an integer number (8484822360).

Almost surely, 2^140335442552 is an apocalyptic number.

It is an amenable number.

140335442552 is a deficient number, since it is larger than the sum of its proper divisors (131178872968).

140335442552 is a wasteful number, since it uses less digits than its factorization.

140335442552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3123191 (or 3123187 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 140335442552 its reverse (255244533041), we get a palindrome (395579975593).

The spelling of 140335442552 in words is "one hundred forty billion, three hundred thirty-five million, four hundred forty-two thousand, five hundred fifty-two".