140203240240424 has 8 divisors (see below), whose sum is σ = 262881075450810. Its totient is φ = 70101620120208.

The previous prime is 140203240240417. The next prime is 140203240240501. The reversal of 140203240240424 is 424042042302041.

It can be written as a sum of positive squares in only one way, i.e., 140063201128900 + 140039111524 = 11834830^2 + 374218^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8762702515019 + ... + 8762702515034.

Almost surely, 2^{140203240240424} is an apocalyptic number.

It is an amenable number.

140203240240424 is a deficient number, since it is larger than the sum of its proper divisors (122677835210386).

140203240240424 is a wasteful number, since it uses less digits than its factorization.

140203240240424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17525405030059 (or 17525405030055 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 140203240240424 its reverse (424042042302041), we get a palindrome (564245282542465).

The spelling of 140203240240424 in words is "one hundred forty trillion, two hundred three billion, two hundred forty million, two hundred forty thousand, four hundred twenty-four".