1164996661192 has 192 divisors, whose sum is σ = 2773755653760. Its totient is φ = 448890624000.

The previous prime is 1164996661163. The next prime is 1164996661201. The reversal of 1164996661192 is 2911666994611.

It is a self number, because there is not a number n which added to its sum of digits gives 1164996661192.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 272002683 + ... + 272006965.

It is an arithmetic number, because the mean of its divisors is an integer number (14446644030).

Almost surely, 2^{1164996661192} 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 1164996661192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1386877826880).

1164996661192 is an abundant number, since it is smaller than the sum of its proper divisors (1608758992568).

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

1164996661192 is a wasteful number, since it uses less digits than its factorization.

1164996661192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5064 (or 5047 counting only the distinct ones).

The product of its digits is 7558272, while the sum is 61.

The spelling of 1164996661192 in words is "one trillion, one hundred sixty-four billion, nine hundred ninety-six million, six hundred sixty-one thousand, one hundred ninety-two".