2136588136 has 8 divisors (see below), whose sum is σ = 4006102770. Its totient is φ = 1068294064.

The previous prime is 2136588131. The next prime is 2136588143. The reversal of 2136588136 is 6318856312.

It can be written as a sum of positive squares in only one way, i.e., 1713463236 + 423124900 = 41394^2 + 20570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2136588092 and 2136588101.

It is not an unprimeable number, because it can be changed into a prime (2136588131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133536751 + ... + 133536766.

Almost surely, 2^2136588136 is an apocalyptic number.

It is an amenable number.

2136588136 is a deficient number, since it is larger than the sum of its proper divisors (1869514634).

2136588136 is a wasteful number, since it uses less digits than its factorization.

2136588136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267073523 (or 267073519 counting only the distinct ones).

The product of its digits is 207360, while the sum is 43.

The square root of 2136588136 is about 46223.2423786995. The cubic root of 2136588136 is about 1287.9735296053.

The spelling of 2136588136 in words is "two billion, one hundred thirty-six million, five hundred eighty-eight thousand, one hundred thirty-six".