140032450655 has 16 divisors (see below), whose sum is σ = 175160383200. Its totient is φ = 107337310080.

The previous prime is 140032450559. The next prime is 140032450661. The reversal of 140032450655 is 556054230041.

It is not a de Polignac number, because 140032450655 - 2¹⁰ = 140032449631 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 3667040 + ... + 3705029.

It is an arithmetic number, because the mean of its divisors is an integer number (10947523950).

Almost surely, 2^140032450655 is an apocalyptic number.

140032450655 is a deficient number, since it is larger than the sum of its proper divisors (35127932545).

140032450655 is a wasteful number, since it uses less digits than its factorization.

140032450655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7372234.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 140032450655 its reverse (556054230041), we get a palindrome (696086680696).

The spelling of 140032450655 in words is "one hundred forty billion, thirty-two million, four hundred fifty thousand, six hundred fifty-five".