140142240315412 has 6 divisors (see below), whose sum is σ = 245248920551978. Its totient is φ = 70071120157704.

The previous prime is 140142240315397. The next prime is 140142240315433. The reversal of 140142240315412 is 214513042241041.

It can be written as a sum of positive squares in only one way, i.e., 136282602872196 + 3859637443216 = 11674014^2 + 1964596^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17517780039423 + ... + 17517780039430.

Almost surely, 2^{140142240315412} is an apocalyptic number.

It is an amenable number.

140142240315412 is a deficient number, since it is larger than the sum of its proper divisors (105106680236566).

140142240315412 is a wasteful number, since it uses less digits than its factorization.

140142240315412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35035560078857 (or 35035560078855 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

Adding to 140142240315412 its reverse (214513042241041), we get a palindrome (354655282556453).

The spelling of 140142240315412 in words is "one hundred forty trillion, one hundred forty-two billion, two hundred forty million, three hundred fifteen thousand, four hundred twelve".