140420232033423 has 4 divisors (see below), whose sum is σ = 187226976044568. Its totient is φ = 93613488022280.

The previous prime is 140420232033421. The next prime is 140420232033439. The reversal of 140420232033423 is 324330232024041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140420232033423 - 2¹ = 140420232033421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140420232033421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23403372005568 + ... + 23403372005573.

It is an arithmetic number, because the mean of its divisors is an integer number (46806744011142).

Almost surely, 2^{140420232033423} is an apocalyptic number.

140420232033423 is a deficient number, since it is larger than the sum of its proper divisors (46806744011145).

140420232033423 is an equidigital number, since it uses as much as digits as its factorization.

140420232033423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46806744011144.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 140420232033423 its reverse (324330232024041), we get a palindrome (464750464057464).

The spelling of 140420232033423 in words is "one hundred forty trillion, four hundred twenty billion, two hundred thirty-two million, thirty-three thousand, four hundred twenty-three".