1672159975859 has 2 divisors, whose sum is σ = 1672159975860. Its totient is φ = 1672159975858.

The previous prime is 1672159975817. The next prime is 1672159975903. The reversal of 1672159975859 is 9585799512761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1672159975859 - 2¹² = 1672159971763 is a prime.

It is a super-2 number, since 2×1672159975859² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1672159978859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836079987929 + 836079987930.

It is an arithmetic number, because the mean of its divisors is an integer number (836079987930).

Almost surely, 2^{1672159975859} is an apocalyptic number.

1672159975859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672159975859 is an equidigital number, since it uses as much as digits as its factorization.

1672159975859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 428652000, while the sum is 74.

The spelling of 1672159975859 in words is "one trillion, six hundred seventy-two billion, one hundred fifty-nine million, nine hundred seventy-five thousand, eight hundred fifty-nine".