140244230343 has 16 divisors (see below), whose sum is σ = 214940791296. Its totient is φ = 79676323680.

The previous prime is 140244230297. The next prime is 140244230363. The reversal of 140244230343 is 343032442041.

It is a happy number.

It is not a de Polignac number, because 140244230343 - 2²² = 140240036039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140244230343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140244230363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19297803 + ... + 19305068.

It is an arithmetic number, because the mean of its divisors is an integer number (13433799456).

Almost surely, 2^140244230343 is an apocalyptic number.

140244230343 is a deficient number, since it is larger than the sum of its proper divisors (74696560953).

140244230343 is a wasteful number, since it uses less digits than its factorization.

140244230343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38603054.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 140244230343 its reverse (343032442041), we get a palindrome (483276672384).

The spelling of 140244230343 in words is "one hundred forty billion, two hundred forty-four million, two hundred thirty thousand, three hundred forty-three".