20500002527 has 2 divisors, whose sum is σ = 20500002528. Its totient is φ = 20500002526.

The previous prime is 20500002521. The next prime is 20500002673. The reversal of 20500002527 is 72520000502.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20500002527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20500002521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10250001263 + 10250001264.

It is an arithmetic number, because the mean of its divisors is an integer number (10250001264).

Almost surely, 2^20500002527 is an apocalyptic number.

20500002527 is a deficient number, since it is larger than the sum of its proper divisors (1).

20500002527 is an equidigital number, since it uses as much as digits as its factorization.

20500002527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1400, while the sum is 23.

The spelling of 20500002527 in words is "twenty billion, five hundred million, two thousand, five hundred twenty-seven".