11287802066 has 16 divisors (see below), whose sum is σ = 17546716800. Its totient is φ = 5439589008.

The previous prime is 11287802063. The next prime is 11287802077. The reversal of 11287802066 is 66020878211.

It is not an unprimeable number, because it can be changed into a prime (11287802063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140186 + ... + 205493.

It is an arithmetic number, because the mean of its divisors is an integer number (1096669800).

Almost surely, 2^11287802066 is an apocalyptic number.

11287802066 is a deficient number, since it is larger than the sum of its proper divisors (6258914734).

11287802066 is a wasteful number, since it uses less digits than its factorization.

11287802066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346273.

The product of its (nonzero) digits is 64512, while the sum is 41.

The spelling of 11287802066 in words is "eleven billion, two hundred eighty-seven million, eight hundred two thousand, sixty-six".