1408869555619 has 2 divisors, whose sum is σ = 1408869555620. Its totient is φ = 1408869555618.

The previous prime is 1408869555607. The next prime is 1408869555659. The reversal of 1408869555619 is 9165559688041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1408869555619 - 2³¹ = 1406722071971 is a prime.

It is a super-2 number, since 2×1408869555619² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1408869555659) 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 as a sum of consecutive naturals, namely, 704434777809 + 704434777810.

It is an arithmetic number, because the mean of its divisors is an integer number (704434777810).

Almost surely, 2^{1408869555619} is an apocalyptic number.

1408869555619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1408869555619 is an equidigital number, since it uses as much as digits as its factorization.

1408869555619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312000, while the sum is 67.

The spelling of 1408869555619 in words is "one trillion, four hundred eight billion, eight hundred sixty-nine million, five hundred fifty-five thousand, six hundred nineteen".