138147989544599 has 8 divisors (see below), whose sum is σ = 139156646395008. Its totient is φ = 137139336714240.

The previous prime is 138147989544557. The next prime is 138147989544611. The reversal of 138147989544599 is 995445989741831.

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 138147989544599 - 2¹² = 138147989540503 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 138147989544599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138147989540599) 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, 131791319 + ... + 132835415.

It is an arithmetic number, because the mean of its divisors is an integer number (17394580799376).

Almost surely, 2^{138147989544599} is an apocalyptic number.

138147989544599 is a deficient number, since it is larger than the sum of its proper divisors (1008656850409).

138147989544599 is a wasteful number, since it uses less digits than its factorization.

138147989544599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010025.

The product of its digits is 14108774400, while the sum is 86.

The spelling of 138147989544599 in words is "one hundred thirty-eight trillion, one hundred forty-seven billion, nine hundred eighty-nine million, five hundred forty-four thousand, five hundred ninety-nine".