870668726441419 has 2 divisors, whose sum is σ = 870668726441420. Its totient is φ = 870668726441418.

The previous prime is 870668726441407. The next prime is 870668726441557. The reversal of 870668726441419 is 914144627866078.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 870668726441419 - 2⁴³ = 861872633419211 is a prime.

It is a super-2 number, since 2×870668726441419² (a number of 31 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (870668726441219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435334363220709 + 435334363220710.

It is an arithmetic number, because the mean of its divisors is an integer number (435334363220710).

Almost surely, 2^{870668726441419} is an apocalyptic number.

870668726441419 is a deficient number, since it is larger than the sum of its proper divisors (1).

870668726441419 is an equidigital number, since it uses as much as digits as its factorization.

870668726441419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 780337152, while the sum is 73.

The spelling of 870668726441419 in words is "eight hundred seventy trillion, six hundred sixty-eight billion, seven hundred twenty-six million, four hundred forty-one thousand, four hundred nineteen".