140243222404 has 12 divisors (see below), whose sum is σ = 245437953628. Its totient is φ = 70118092800.

The previous prime is 140243222369. The next prime is 140243222417. The reversal of 140243222404 is 404222342041.

It can be written as a sum of positive squares in 2 ways, for example, as 38353305600 + 101889916804 = 195840^2 + 319202^2 .

It is a super-3 number, since 3×140243222404³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 788877 + ... + 950164.

Almost surely, 2^140243222404 is an apocalyptic number.

It is an amenable number.

140243222404 is a deficient number, since it is larger than the sum of its proper divisors (105194731224).

140243222404 is a wasteful number, since it uses less digits than its factorization.

140243222404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759206 (or 1759204 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 140243222404 its reverse (404222342041), we get a palindrome (544465564445).

The spelling of 140243222404 in words is "one hundred forty billion, two hundred forty-three million, two hundred twenty-two thousand, four hundred four".