20125527143567 has 2 divisors, whose sum is σ = 20125527143568. Its totient is φ = 20125527143566.

The previous prime is 20125527143531. The next prime is 20125527143587. The reversal of 20125527143567 is 76534172552102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20125527143567 - 2²⁸ = 20125258708111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20125527143587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10062763571783 + 10062763571784.

It is an arithmetic number, because the mean of its divisors is an integer number (10062763571784).

Almost surely, 2^{20125527143567} is an apocalyptic number.

20125527143567 is a deficient number, since it is larger than the sum of its proper divisors (1).

20125527143567 is an equidigital number, since it uses as much as digits as its factorization.

20125527143567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528000, while the sum is 50.

Adding to 20125527143567 its reverse (76534172552102), we get a palindrome (96659699695669).

The spelling of 20125527143567 in words is "twenty trillion, one hundred twenty-five billion, five hundred twenty-seven million, one hundred forty-three thousand, five hundred sixty-seven".