6556150572167 has 4 divisors (see below), whose sum is σ = 7492743511056. Its totient is φ = 5619557633280.

The previous prime is 6556150572163. The next prime is 6556150572281. The reversal of 6556150572167 is 7612750516556.

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 6556150572167 - 2² = 6556150572163 is a prime.

It is a super-2 number, since 2×6556150572167² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6556150572163) 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, 468296469434 + ... + 468296469447.

It is an arithmetic number, because the mean of its divisors is an integer number (1873185877764).

Almost surely, 2^{6556150572167} is an apocalyptic number.

6556150572167 is a deficient number, since it is larger than the sum of its proper divisors (936592938889).

6556150572167 is an equidigital number, since it uses as much as digits as its factorization.

6556150572167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936592938888.

The product of its (nonzero) digits is 13230000, while the sum is 56.

The spelling of 6556150572167 in words is "six trillion, five hundred fifty-six billion, one hundred fifty million, five hundred seventy-two thousand, one hundred sixty-seven".