167170051051 has 4 divisors (see below), whose sum is σ = 172934535600. Its totient is φ = 161405566504.

The previous prime is 167170051049. The next prime is 167170051057. The reversal of 167170051051 is 150150071761.

It is a happy number.

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 167170051051 - 2¹ = 167170051049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 167170050998 and 167170051016.

It is not an unprimeable number, because it can be changed into a prime (167170051057) 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, 2882242231 + ... + 2882242288.

It is an arithmetic number, because the mean of its divisors is an integer number (43233633900).

Almost surely, 2^167170051051 is an apocalyptic number.

167170051051 is a deficient number, since it is larger than the sum of its proper divisors (5764484549).

167170051051 is an equidigital number, since it uses as much as digits as its factorization.

167170051051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5764484548.

The product of its (nonzero) digits is 7350, while the sum is 34.

The spelling of 167170051051 in words is "one hundred sixty-seven billion, one hundred seventy million, fifty-one thousand, fifty-one".