140442233243 has 8 divisors (see below), whose sum is σ = 154934396736. Its totient is φ = 126477057600.

The previous prime is 140442233231. The next prime is 140442233249. The reversal of 140442233243 is 342332244041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140442233243 - 2⁴ = 140442233227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140442233249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131746403 + ... + 131747468.

It is an arithmetic number, because the mean of its divisors is an integer number (19366799592).

Almost surely, 2^140442233243 is an apocalyptic number.

140442233243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140442233243 is a deficient number, since it is larger than the sum of its proper divisors (14492163493).

140442233243 is a wasteful number, since it uses less digits than its factorization.

140442233243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263493925.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 140442233243 its reverse (342332244041), we get a palindrome (482774477284).

The spelling of 140442233243 in words is "one hundred forty billion, four hundred forty-two million, two hundred thirty-three thousand, two hundred forty-three".