140120341673723 has 16 divisors (see below), whose sum is σ = 144937896155136. Its totient is φ = 135321420846720.

The previous prime is 140120341673701. The next prime is 140120341673731. The reversal of 140120341673723 is 327376143021041.

It is a cyclic number.

It is not a de Polignac number, because 140120341673723 - 2²⁰ = 140120340625147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140120341673773) 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, 231518915 + ... + 232123347.

It is an arithmetic number, because the mean of its divisors is an integer number (9058618509696).

Almost surely, 2^{140120341673723} is an apocalyptic number.

140120341673723 is a deficient number, since it is larger than the sum of its proper divisors (4817554481413).

140120341673723 is a wasteful number, since it uses less digits than its factorization.

140120341673723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619834.

The product of its (nonzero) digits is 508032, while the sum is 44.

Adding to 140120341673723 its reverse (327376143021041), we get a palindrome (467496484694764).

The spelling of 140120341673723 in words is "one hundred forty trillion, one hundred twenty billion, three hundred forty-one million, six hundred seventy-three thousand, seven hundred twenty-three".