138558012551135 has 8 divisors (see below), whose sum is σ = 166411604492016. Its totient is φ = 110751750420480.

The previous prime is 138558012551117. The next prime is 138558012551149. The reversal of 138558012551135 is 531155210855831.

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

It is a de Polignac number, because none of the positive numbers 2^k-138558012551135 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11832446114 + ... + 11832457823.

It is an arithmetic number, because the mean of its divisors is an integer number (20801450561502).

Almost surely, 2^{138558012551135} is an apocalyptic number.

138558012551135 is a deficient number, since it is larger than the sum of its proper divisors (27853591940881).

138558012551135 is a wasteful number, since it uses less digits than its factorization.

138558012551135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23664905113.

The product of its (nonzero) digits is 3600000, while the sum is 53.

The spelling of 138558012551135 in words is "one hundred thirty-eight trillion, five hundred fifty-eight billion, twelve million, five hundred fifty-one thousand, one hundred thirty-five".