1489220825646 has 16 divisors (see below), whose sum is σ = 3153644101584. Its totient is φ = 467206533504.

The previous prime is 1489220825641. The next prime is 1489220825671. The reversal of 1489220825646 is 6465280229841.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1489220825641) 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 7 ways as a sum of consecutive naturals, for example, 7300101985 + ... + 7300102188.

It is an arithmetic number, because the mean of its divisors is an integer number (197102756349).

Almost surely, 2^{1489220825646} is an apocalyptic number.

1489220825646 is an abundant number, since it is smaller than the sum of its proper divisors (1664423275938).

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

1489220825646 is a wasteful number, since it uses less digits than its factorization.

1489220825646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14600204195.

The product of its (nonzero) digits is 13271040, while the sum is 57.

The spelling of 1489220825646 in words is "one trillion, four hundred eighty-nine billion, two hundred twenty million, eight hundred twenty-five thousand, six hundred forty-six".