1166733031464 has 768 divisors, whose sum is σ = 4728761856000. Its totient is φ = 249419243520.

The previous prime is 1166733031381. The next prime is 1166733031579. The reversal of 1166733031464 is 4641303376611.

It is a happy number.

1166733031464 is a `hidden beast` number, since 1 + 1 + 66 + 73 + 30 + 31 + 464 = 666.

It is a super-2 number, since 2×1166733031464² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 23254197 + ... + 23304315.

It is an arithmetic number, because the mean of its divisors is an integer number (6157242000).

Almost surely, 2^{1166733031464} is an apocalyptic number.

1166733031464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1166733031464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2364380928000).

1166733031464 is an abundant number, since it is smaller than the sum of its proper divisors (3562028824536).

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

1166733031464 is a wasteful number, since it uses less digits than its factorization.

1166733031464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50198 (or 50191 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The spelling of 1166733031464 in words is "one trillion, one hundred sixty-six billion, seven hundred thirty-three million, thirty-one thousand, four hundred sixty-four".