1489367620879 has 2 divisors, whose sum is σ = 1489367620880. Its totient is φ = 1489367620878.

The previous prime is 1489367620877. The next prime is 1489367620889. The reversal of 1489367620879 is 9780267639841.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1489367620879 - 2¹ = 1489367620877 is a prime.

Together with 1489367620877, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1489367620877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744683810439 + 744683810440.

It is an arithmetic number, because the mean of its divisors is an integer number (744683810440).

Almost surely, 2^{1489367620879} is an apocalyptic number.

1489367620879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1489367620879 is an equidigital number, since it uses as much as digits as its factorization.

1489367620879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 219469824, while the sum is 70.

The spelling of 1489367620879 in words is "one trillion, four hundred eighty-nine billion, three hundred sixty-seven million, six hundred twenty thousand, eight hundred seventy-nine".