140044003442 has 32 divisors (see below), whose sum is σ = 246852448128. Its totient is φ = 58328401536.

The previous prime is 140044003433. The next prime is 140044003447. The reversal of 140044003442 is 244300440041.

It is a happy number.

It is a super-2 number, since 2×140044003442² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140044003447) 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, 286193 + ... + 601659.

It is an arithmetic number, because the mean of its divisors is an integer number (7714139004).

Almost surely, 2^140044003442 is an apocalyptic number.

140044003442 is a deficient number, since it is larger than the sum of its proper divisors (106808444686).

140044003442 is a wasteful number, since it uses less digits than its factorization.

140044003442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316370.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 140044003442 its reverse (244300440041), we get a palindrome (384344443483).

The spelling of 140044003442 in words is "one hundred forty billion, forty-four million, three thousand, four hundred forty-two".