140223431040423 has 8 divisors (see below), whose sum is σ = 195093469273728. Its totient is φ = 89417840083704.

The previous prime is 140223431040397. The next prime is 140223431040431. The reversal of 140223431040423 is 324040134322041.

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

It is not a de Polignac number, because 140223431040423 - 2¹² = 140223431036327 is a prime.

It is a super-2 number, since 2×140223431040423² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140223431040443) 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, 1016111819065 + ... + 1016111819202.

It is an arithmetic number, because the mean of its divisors is an integer number (24386683659216).

Almost surely, 2^{140223431040423} is an apocalyptic number.

140223431040423 is a deficient number, since it is larger than the sum of its proper divisors (54870038233305).

140223431040423 is a wasteful number, since it uses less digits than its factorization.

140223431040423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032223638293.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 140223431040423 its reverse (324040134322041), we get a palindrome (464263565362464).

The spelling of 140223431040423 in words is "one hundred forty trillion, two hundred twenty-three billion, four hundred thirty-one million, forty thousand, four hundred twenty-three".