170472242051 has 2 divisors, whose sum is σ = 170472242052. Its totient is φ = 170472242050.

The previous prime is 170472242047. The next prime is 170472242119. The reversal of 170472242051 is 150242274071.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 170472242051 - 2² = 170472242047 is a prime.

It is not a weakly prime, because it can be changed into another prime (170472242021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85236121025 + 85236121026.

It is an arithmetic number, because the mean of its divisors is an integer number (85236121026).

Almost surely, 2^170472242051 is an apocalyptic number.

170472242051 is a deficient number, since it is larger than the sum of its proper divisors (1).

170472242051 is an equidigital number, since it uses as much as digits as its factorization.

170472242051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31360, while the sum is 35.

The spelling of 170472242051 in words is "one hundred seventy billion, four hundred seventy-two million, two hundred forty-two thousand, fifty-one".