1166366472 has 32 divisors (see below), whose sum is σ = 2919278880. Its totient is φ = 388340480.

The previous prime is 1166366417. The next prime is 1166366477. The reversal of 1166366472 is 2746636611.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1166366477) 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, 6438 + ... + 48725.

It is an arithmetic number, because the mean of its divisors is an integer number (91227465).

Almost surely, 2^1166366472 is an apocalyptic number.

1166366472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1166366472 is an abundant number, since it is smaller than the sum of its proper divisors (1752912408).

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

1166366472 is a wasteful number, since it uses less digits than its factorization.

1166366472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56053 (or 56049 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 1166366472 is about 34152.1078705254. The cubic root of 1166366472 is about 1052.6362996037.

The spelling of 1166366472 in words is "one billion, one hundred sixty-six million, three hundred sixty-six thousand, four hundred seventy-two".