164247970351 has 2 divisors, whose sum is σ = 164247970352. Its totient is φ = 164247970350.

The previous prime is 164247970339. The next prime is 164247970379. The reversal of 164247970351 is 153079742461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 164247970351 - 2⁵ = 164247970319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 164247970295 and 164247970304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164247970301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82123985175 + 82123985176.

It is an arithmetic number, because the mean of its divisors is an integer number (82123985176).

Almost surely, 2^164247970351 is an apocalyptic number.

164247970351 is a deficient number, since it is larger than the sum of its proper divisors (1).

164247970351 is an equidigital number, since it uses as much as digits as its factorization.

164247970351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 164247970351 in words is "one hundred sixty-four billion, two hundred forty-seven million, nine hundred seventy thousand, three hundred fifty-one".