11736225666 has 24 divisors (see below), whose sum is σ = 27740170224. Its totient is φ = 3556431960.

The previous prime is 11736225643. The next prime is 11736225703. The reversal of 11736225666 is 66652263711.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29636736 + ... + 29637131.

It is an arithmetic number, because the mean of its divisors is an integer number (1155840426).

Almost surely, 2^11736225666 is an apocalyptic number.

11736225666 is an abundant number, since it is smaller than the sum of its proper divisors (16003944558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11736225666 is a wasteful number, since it uses less digits than its factorization.

11736225666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59273886 (or 59273883 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The spelling of 11736225666 in words is "eleven billion, seven hundred thirty-six million, two hundred twenty-five thousand, six hundred sixty-six".