140213402241442 has 16 divisors (see below), whose sum is σ = 214283440309752. Its totient is φ = 68795338711680.

The previous prime is 140213402241439. The next prime is 140213402241571. The reversal of 140213402241442 is 244142204312041.

It can be written as a sum of positive squares in 4 ways, for example, as 120860098462321 + 19353303779121 = 10993639^2 + 4399239^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140213402241398 and 140213402241407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2437447809 + ... + 2437505332.

Almost surely, 2^{140213402241442} is an apocalyptic number.

140213402241442 is a deficient number, since it is larger than the sum of its proper divisors (74070038068310).

140213402241442 is a wasteful number, since it uses less digits than its factorization.

140213402241442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4874953413.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 140213402241442 its reverse (244142204312041), we get a palindrome (384355606553483).

The spelling of 140213402241442 in words is "one hundred forty trillion, two hundred thirteen billion, four hundred two million, two hundred forty-one thousand, four hundred forty-two".