190393970859 has 12 divisors (see below), whose sum is σ = 286970623056. Its totient is φ = 121410647952.

The previous prime is 190393970843. The next prime is 190393970863. The reversal of 190393970859 is 958079393091.

190393970859 is a `hidden beast` number, since 190 + 3 + 9 + 397 + 0 + 8 + 59 = 666.

190393970859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 190393970859 - 2⁴ = 190393970843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 190393970796 and 190393970805.

It is not an unprimeable number, because it can be changed into a prime (190393970359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 459888612 + ... + 459889025.

It is an arithmetic number, because the mean of its divisors is an integer number (23914218588).

Almost surely, 2^190393970859 is an apocalyptic number.

190393970859 is a deficient number, since it is larger than the sum of its proper divisors (96576652197).

190393970859 is a wasteful number, since it uses less digits than its factorization.

190393970859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919777666 (or 919777663 counting only the distinct ones).

The product of its (nonzero) digits is 16533720, while the sum is 63.

The spelling of 190393970859 in words is "one hundred ninety billion, three hundred ninety-three million, nine hundred seventy thousand, eight hundred fifty-nine".