1494118989168 has 160 divisors (see below), whose sum is σ = 4411267660800. Its totient is φ = 431699079168.

The previous prime is 1494118989091. The next prime is 1494118989199. The reversal of 1494118989168 is 8619898114941.

It is a super-2 number, since 2×1494118989168² (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 (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4496493 + ... + 4817331.

It is an arithmetic number, because the mean of its divisors is an integer number (27570422880).

Almost surely, 2^{1494118989168} 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 1494118989168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2205633830400).

1494118989168 is an abundant number, since it is smaller than the sum of its proper divisors (2917148671632).

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

1494118989168 is a wasteful number, since it uses less digits than its factorization.

1494118989168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321319 (or 321313 counting only the distinct ones).

The product of its digits is 35831808, while the sum is 69.

The spelling of 1494118989168 in words is "one trillion, four hundred ninety-four billion, one hundred eighteen million, nine hundred eighty-nine thousand, one hundred sixty-eight".