1166262624 has 120 divisors (see below), whose sum is σ = 3446022888. Its totient is φ = 386933760.

The previous prime is 1166262623. The next prime is 1166262661. The reversal of 1166262624 is 4262626611.

1166262624 is a `hidden beast` number, since 1 + 1 + 6 + 6 + 2 + 626 + 24 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166262623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 623739 + ... + 625605.

Almost surely, 2^1166262624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1166262624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1723011444).

1166262624 is an abundant number, since it is smaller than the sum of its proper divisors (2279760264).

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

1166262624 is a wasteful number, since it uses less digits than its factorization.

1166262624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130 (or 2113 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 1166262624 is about 34150.5874620042. The cubic root of 1166262624 is about 1052.6050580167.

The spelling of 1166262624 in words is "one billion, one hundred sixty-six million, two hundred sixty-two thousand, six hundred twenty-four".