21834062604527 has 2 divisors, whose sum is σ = 21834062604528. Its totient is φ = 21834062604526.

The previous prime is 21834062604521. The next prime is 21834062604539. The reversal of 21834062604527 is 72540626043812.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21834062604527 - 2²⁸ = 21833794169071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21834062604521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10917031302263 + 10917031302264.

It is an arithmetic number, because the mean of its divisors is an integer number (10917031302264).

Almost surely, 2^{21834062604527} is an apocalyptic number.

21834062604527 is a deficient number, since it is larger than the sum of its proper divisors (1).

21834062604527 is an equidigital number, since it uses as much as digits as its factorization.

21834062604527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 21834062604527 in words is "twenty-one trillion, eight hundred thirty-four billion, sixty-two million, six hundred four thousand, five hundred twenty-seven".