138594027423 has 8 divisors (see below), whose sum is σ = 184794818608. Its totient is φ = 92394627264.

The previous prime is 138594027421. The next prime is 138594027427. The reversal of 138594027423 is 324720495831.

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

It is not a de Polignac number, because 138594027423 - 2¹ = 138594027421 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 (138594027421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87436 + ... + 533697.

It is an arithmetic number, because the mean of its divisors is an integer number (23099352326).

Almost surely, 2^138594027423 is an apocalyptic number.

138594027423 is a deficient number, since it is larger than the sum of its proper divisors (46200791185).

138594027423 is an equidigital number, since it uses as much as digits as its factorization.

138594027423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695513.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 138594027423 in words is "one hundred thirty-eight billion, five hundred ninety-four million, twenty-seven thousand, four hundred twenty-three".