2066236136 has 8 divisors (see below), whose sum is σ = 3874192770. Its totient is φ = 1033118064.

The previous prime is 2066236061. The next prime is 2066236141. The reversal of 2066236136 is 6316326602.

It can be written as a sum of positive squares in only one way, i.e., 1575613636 + 490622500 = 39694^2 + 22150^2 .

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 = 2066236096 and 2066236105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129139751 + ... + 129139766.

Almost surely, 2^2066236136 is an apocalyptic number.

It is an amenable number.

2066236136 is a deficient number, since it is larger than the sum of its proper divisors (1807956634).

2066236136 is a wasteful number, since it uses less digits than its factorization.

2066236136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258279523 (or 258279519 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 2066236136 is about 45455.8702039682. The cubic root of 2066236136 is about 1273.6789877534.

The spelling of 2066236136 in words is "two billion, sixty-six million, two hundred thirty-six thousand, one hundred thirty-six".