140144341121423 has 8 divisors (see below), whose sum is σ = 141920693340480. Its totient is φ = 138368048232960.

The previous prime is 140144341121419. The next prime is 140144341121429. The reversal of 140144341121423 is 324121143441041.

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 140144341121423 - 2² = 140144341121419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140144341121429) 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, 10068890 + ... + 19536407.

It is an arithmetic number, because the mean of its divisors is an integer number (17740086667560).

Almost surely, 2^{140144341121423} is an apocalyptic number.

140144341121423 is a deficient number, since it is larger than the sum of its proper divisors (1776352219057).

140144341121423 is an equidigital number, since it uses as much as digits as its factorization.

140144341121423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29665297.

The product of its (nonzero) digits is 36864, while the sum is 35.

Adding to 140144341121423 its reverse (324121143441041), we get a palindrome (464265484562464).

The spelling of 140144341121423 in words is "one hundred forty trillion, one hundred forty-four billion, three hundred forty-one million, one hundred twenty-one thousand, four hundred twenty-three".