140044033549 has 16 divisors (see below), whose sum is σ = 163528243200. Its totient is φ = 119882227920.

The previous prime is 140044033499. The next prime is 140044033553. The reversal of 140044033549 is 945330440041.

It is not a de Polignac number, because 140044033549 - 2⁹ = 140044033037 is a prime.

It is a super-2 number, since 2×140044033549² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140044033949) by changing a digit.

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, 1044 + ... + 529234.

It is an arithmetic number, because the mean of its divisors is an integer number (10220515200).

Almost surely, 2^140044033549 is an apocalyptic number.

It is an amenable number.

140044033549 is a deficient number, since it is larger than the sum of its proper divisors (23484209651).

140044033549 is an frugal number, since it uses more digits than its factorization.

140044033549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528985 (or 528971 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 140044033549 in words is "one hundred forty billion, forty-four million, thirty-three thousand, five hundred forty-nine".