140644126334999 has 12 divisors (see below), whose sum is σ = 168884059537728. Its totient is φ = 116663330599200.

The previous prime is 140644126334923. The next prime is 140644126335073. The reversal of 140644126334999 is 999433621446041.

It is not a de Polignac number, because 140644126334999 - 2⁸ = 140644126334743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140644126336999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46294970942 + ... + 46294973979.

It is an arithmetic number, because the mean of its divisors is an integer number (14073671628144).

Almost surely, 2^{140644126334999} is an apocalyptic number.

140644126334999 is a deficient number, since it is larger than the sum of its proper divisors (28239933202729).

140644126334999 is an equidigital number, since it uses as much as digits as its factorization.

140644126334999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92589944966 (or 92589944959 counting only the distinct ones).

The product of its (nonzero) digits is 120932352, while the sum is 65.

The spelling of 140644126334999 in words is "one hundred forty trillion, six hundred forty-four billion, one hundred twenty-six million, three hundred thirty-four thousand, nine hundred ninety-nine".