2136518005 has 8 divisors (see below), whose sum is σ = 2564093952. Its totient is φ = 1709032848.

The previous prime is 2136517997. The next prime is 2136518011. The reversal of 2136518005 is 5008156312.

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 2136518005 - 2³ = 2136517997 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, 50604 + ... + 82666.

It is an arithmetic number, because the mean of its divisors is an integer number (320511744).

Almost surely, 2^2136518005 is an apocalyptic number.

It is an amenable number.

2136518005 is a deficient number, since it is larger than the sum of its proper divisors (427575947).

2136518005 is a wasteful number, since it uses less digits than its factorization.

2136518005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45395.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 2136518005 is about 46222.4837606116. The cubic root of 2136518005 is about 1287.9594373775.

The spelling of 2136518005 in words is "two billion, one hundred thirty-six million, five hundred eighteen thousand, five".