2172064548527 has 2 divisors, whose sum is σ = 2172064548528. Its totient is φ = 2172064548526.

The previous prime is 2172064548517. The next prime is 2172064548617. The reversal of 2172064548527 is 7258454602712.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2172064548527 - 2¹⁸ = 2172064286383 is a prime.

It is a super-3 number, since 3×2172064548527³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2172064548517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1086032274263 + 1086032274264.

It is an arithmetic number, because the mean of its divisors is an integer number (1086032274264).

Almost surely, 2^{2172064548527} is an apocalyptic number.

2172064548527 is a deficient number, since it is larger than the sum of its proper divisors (1).

2172064548527 is an equidigital number, since it uses as much as digits as its factorization.

2172064548527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7526400, while the sum is 53.

The spelling of 2172064548527 in words is "two trillion, one hundred seventy-two billion, sixty-four million, five hundred forty-eight thousand, five hundred twenty-seven".