140553055442 has 16 divisors (see below), whose sum is σ = 211327472664. Its totient is φ = 70110624000.

The previous prime is 140553055441. The next prime is 140553055469. The reversal of 140553055442 is 244550355041.

140553055442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 66693579001 + 73859476441 = 258251^2 + 271771^2 .

It is a super-2 number, since 2×140553055442² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140553055396 and 140553055405.

It is not an unprimeable number, because it can be changed into a prime (140553055441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6240842 + ... + 6263322.

Almost surely, 2^140553055442 is an apocalyptic number.

140553055442 is a deficient number, since it is larger than the sum of its proper divisors (70774417222).

140553055442 is a wasteful number, since it uses less digits than its factorization.

140553055442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29725.

The product of its (nonzero) digits is 240000, while the sum is 38.

The spelling of 140553055442 in words is "one hundred forty billion, five hundred fifty-three million, fifty-five thousand, four hundred forty-two".