6850158155959 has 4 divisors (see below), whose sum is σ = 6854420857104. Its totient is φ = 6845895454816.

The previous prime is 6850158155957. The next prime is 6850158156001. The reversal of 6850158155959 is 9595518510586.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6850158155959 - 2¹ = 6850158155957 is a prime.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6850158155894 and 6850158155903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6850158155957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2131348162 + ... + 2131351375.

It is an arithmetic number, because the mean of its divisors is an integer number (1713605214276).

Almost surely, 2^{6850158155959} is an apocalyptic number.

6850158155959 is a deficient number, since it is larger than the sum of its proper divisors (4262701145).

6850158155959 is a wasteful number, since it uses less digits than its factorization.

6850158155959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4262701144.

The product of its (nonzero) digits is 97200000, while the sum is 67.

The spelling of 6850158155959 in words is "six trillion, eight hundred fifty billion, one hundred fifty-eight million, one hundred fifty-five thousand, nine hundred fifty-nine".