1166631054630 has 32 divisors (see below), whose sum is σ = 2820057811200. Its totient is φ = 308863472352.

The previous prime is 1166631054619. The next prime is 1166631054661. The reversal of 1166631054630 is 364501366611.

It is a super-2 number, since 2×1166631054630² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139879650 + ... + 139887989.

It is an arithmetic number, because the mean of its divisors is an integer number (88126806600).

Almost surely, 2^{1166631054630} is an apocalyptic number.

1166631054630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166631054630 is an abundant number, since it is smaller than the sum of its proper divisors (1653426756570).

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

1166631054630 is a wasteful number, since it uses less digits than its factorization.

1166631054630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279767788.

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 1166631054630 in words is "one trillion, one hundred sixty-six billion, six hundred thirty-one million, fifty-four thousand, six hundred thirty".