140225220424 has 16 divisors (see below), whose sum is σ = 262998571500. Its totient is φ = 70092268032.

The previous prime is 140225220371. The next prime is 140225220503. The reversal of 140225220424 is 424022522041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 78894697924 + 61330522500 = 280882^2 + 247650^2 .

It is a super-2 number, since 2×140225220424² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140225220392 and 140225220401.

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, 2513457 + ... + 2568640.

Almost surely, 2^140225220424 is an apocalyptic number.

It is an amenable number.

140225220424 is a deficient number, since it is larger than the sum of its proper divisors (122773351076).

140225220424 is a wasteful number, since it uses less digits than its factorization.

140225220424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5085552 (or 5085548 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 28.

Adding to 140225220424 its reverse (424022522041), we get a palindrome (564247742465).

The spelling of 140225220424 in words is "one hundred forty billion, two hundred twenty-five million, two hundred twenty thousand, four hundred twenty-four".