140225509269 has 6 divisors (see below), whose sum is σ = 202547957846. Its totient is φ = 93483672840.

The previous prime is 140225509243. The next prime is 140225509271. The reversal of 140225509269 is 962905522041.

140225509269 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 2 + 550 + 92 + 6 + 9 = 666.

140225509269 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 only one way, i.e., 132141701169 + 8083808100 = 363513^2 + 89910^2 .

It is not a de Polignac number, because 140225509269 - 2⁹ = 140225508757 is a prime.

It is a super-2 number, since 2×140225509269² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140225589269) 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 5 ways as a sum of consecutive naturals, for example, 7790306062 + ... + 7790306079.

Almost surely, 2^140225509269 is an apocalyptic number.

It is an amenable number.

140225509269 is a deficient number, since it is larger than the sum of its proper divisors (62322448577).

140225509269 is a wasteful number, since it uses less digits than its factorization.

140225509269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15580612147 (or 15580612144 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 140225509269 in words is "one hundred forty billion, two hundred twenty-five million, five hundred nine thousand, two hundred sixty-nine".