140300040143442 has 16 divisors (see below), whose sum is σ = 280600551509472. Its totient is φ = 46766601510720.

The previous prime is 140300040143383. The next prime is 140300040143491. The reversal of 140300040143442 is 244341040003041.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15703159 + ... + 22960602.

It is an arithmetic number, because the mean of its divisors is an integer number (17537534469342).

Almost surely, 2^{140300040143442} is an apocalyptic number.

140300040143442 is an abundant number, since it is smaller than the sum of its proper divisors (140300511366030).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140300040143442 is a wasteful number, since it uses less digits than its factorization.

140300040143442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39268553.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 140300040143442 its reverse (244341040003041), we get a palindrome (384641080146483).

The spelling of 140300040143442 in words is "one hundred forty trillion, three hundred billion, forty million, one hundred forty-three thousand, four hundred forty-two".