870668726441407 has 2 divisors, whose sum is σ = 870668726441408. Its totient is φ = 870668726441406.

The previous prime is 870668726441401. The next prime is 870668726441419. The reversal of 870668726441407 is 704144627866078.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 870668726441407 - 2⁷ = 870668726441279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870668726441401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435334363220703 + 435334363220704.

It is an arithmetic number, because the mean of its divisors is an integer number (435334363220704).

Almost surely, 2^{870668726441407} is an apocalyptic number.

870668726441407 is a deficient number, since it is larger than the sum of its proper divisors (1).

870668726441407 is an equidigital number, since it uses as much as digits as its factorization.

870668726441407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 606928896, while the sum is 70.

The spelling of 870668726441407 in words is "eight hundred seventy trillion, six hundred sixty-eight billion, seven hundred twenty-six million, four hundred forty-one thousand, four hundred seven".