36866591011 has 16 divisors (see below), whose sum is σ = 38836800000. Its totient is φ = 34948027296.

The previous prime is 36866590997. The next prime is 36866591033. The reversal of 36866591011 is 11019566863.

It is a cyclic number.

It is not a de Polignac number, because 36866591011 - 2⁵ = 36866590979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36866091011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365140 + ... + 455038.

It is an arithmetic number, because the mean of its divisors is an integer number (2427300000).

Almost surely, 2^36866591011 is an apocalyptic number.

36866591011 is a deficient number, since it is larger than the sum of its proper divisors (1970208989).

36866591011 is a wasteful number, since it uses less digits than its factorization.

36866591011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90186.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 36866591011 in words is "thirty-six billion, eight hundred sixty-six million, five hundred ninety-one thousand, eleven".