164975530399 has 2 divisors, whose sum is σ = 164975530400. Its totient is φ = 164975530398.

The previous prime is 164975530373. The next prime is 164975530411. The reversal of 164975530399 is 993035579461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164975530399 - 2⁵ = 164975530367 is a prime.

It is a super-3 number, since 3×164975530399³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164975530799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82487765199 + 82487765200.

It is an arithmetic number, because the mean of its divisors is an integer number (82487765200).

Almost surely, 2^164975530399 is an apocalyptic number.

164975530399 is a deficient number, since it is larger than the sum of its proper divisors (1).

164975530399 is an equidigital number, since it uses as much as digits as its factorization.

164975530399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27556200, while the sum is 61.

The spelling of 164975530399 in words is "one hundred sixty-four billion, nine hundred seventy-five million, five hundred thirty thousand, three hundred ninety-nine".