858373373887 has 2 divisors, whose sum is σ = 858373373888. Its totient is φ = 858373373886.

The previous prime is 858373373839. The next prime is 858373373899. The reversal of 858373373887 is 788373373858.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 858373373887 - 2¹¹ = 858373371839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (858373373287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429186686943 + 429186686944.

It is an arithmetic number, because the mean of its divisors is an integer number (429186686944).

Almost surely, 2^858373373887 is an apocalyptic number.

858373373887 is a deficient number, since it is larger than the sum of its proper divisors (1).

858373373887 is an equidigital number, since it uses as much as digits as its factorization.

858373373887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 568995840, while the sum is 70.

The spelling of 858373373887 in words is "eight hundred fifty-eight billion, three hundred seventy-three million, three hundred seventy-three thousand, eight hundred eighty-seven".