136417872505 has 16 divisors (see below), whose sum is σ = 165951016704. Its totient is φ = 107642804800.

The previous prime is 136417872497. The next prime is 136417872511. The reversal of 136417872505 is 505278714631.

It is not a de Polignac number, because 136417872505 - 2³ = 136417872497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380749 + ... + 646378.

It is an arithmetic number, because the mean of its divisors is an integer number (10371938544).

Almost surely, 2^136417872505 is an apocalyptic number.

It is an amenable number.

136417872505 is a deficient number, since it is larger than the sum of its proper divisors (29533144199).

136417872505 is a wasteful number, since it uses less digits than its factorization.

136417872505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027496.

The product of its (nonzero) digits is 1411200, while the sum is 49.

The spelling of 136417872505 in words is "one hundred thirty-six billion, four hundred seventeen million, eight hundred seventy-two thousand, five hundred five".