1489308395081 has 16 divisors (see below), whose sum is σ = 1620840345600. Its totient is φ = 1360273981248.

The previous prime is 1489308395059. The next prime is 1489308395101. The reversal of 1489308395081 is 1805938039841.

It is not a de Polignac number, because 1489308395081 - 2⁶ = 1489308395017 is a prime.

It is a super-2 number, since 2×1489308395081² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1489308395081.

It is not an unprimeable number, because it can be changed into a prime (1489308395681) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1038761 + ... + 2014358.

It is an arithmetic number, because the mean of its divisors is an integer number (101302521600).

Almost surely, 2^{1489308395081} is an apocalyptic number.

It is an amenable number.

1489308395081 is a deficient number, since it is larger than the sum of its proper divisors (131531950519).

1489308395081 is a wasteful number, since it uses less digits than its factorization.

1489308395081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3053528.

The product of its (nonzero) digits is 7464960, while the sum is 59.

The spelling of 1489308395081 in words is "one trillion, four hundred eighty-nine billion, three hundred eight million, three hundred ninety-five thousand, eighty-one".