870678263262319 has 2 divisors, whose sum is σ = 870678263262320. Its totient is φ = 870678263262318.

The previous prime is 870678263262307. The next prime is 870678263262341. The reversal of 870678263262319 is 913262362876078.

It is a happy number.

870678263262319 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 870678263262319 - 2³⁵ = 870643903523951 is a prime.

It is a super-2 number, since 2×870678263262319² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870678263262019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435339131631159 + 435339131631160.

It is an arithmetic number, because the mean of its divisors is an integer number (435339131631160).

Almost surely, 2^{870678263262319} is an apocalyptic number.

870678263262319 is a deficient number, since it is larger than the sum of its proper divisors (1).

870678263262319 is an equidigital number, since it uses as much as digits as its factorization.

870678263262319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 438939648, while the sum is 70.

The spelling of 870678263262319 in words is "eight hundred seventy trillion, six hundred seventy-eight billion, two hundred sixty-three million, two hundred sixty-two thousand, three hundred nineteen".