1464464661166 has 64 divisors (see below), whose sum is σ = 2450395535616. Its totient is φ = 652119552000.

The previous prime is 1464464661137. The next prime is 1464464661167. The reversal of 1464464661166 is 6611664644641.

1464464661166 is a nontrivial binomial coefficient, being equal to C(1711412, 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1464464661167) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 249863076 + ... + 249868936.

It is an arithmetic number, because the mean of its divisors is an integer number (38287430244).

Almost surely, 2^{1464464661166} is an apocalyptic number.

1464464661166 is the 1711411-st triangular number and also the 855706-th hexagonal number.

1464464661166 is the 570471-st centered nonagonal number.

1464464661166 is a deficient number, since it is larger than the sum of its proper divisors (985930874450).

1464464661166 is a wasteful number, since it uses less digits than its factorization.

1464464661166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8797.

The product of its digits is 11943936, while the sum is 55.

The spelling of 1464464661166 in words is "one trillion, four hundred sixty-four billion, four hundred sixty-four million, six hundred sixty-one thousand, one hundred sixty-six".