20862214727 has 2 divisors, whose sum is σ = 20862214728. Its totient is φ = 20862214726.

The previous prime is 20862214679. The next prime is 20862214741. The reversal of 20862214727 is 72741226802.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20862214727 - 2⁶ = 20862214663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20862214777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10431107363 + 10431107364.

It is an arithmetic number, because the mean of its divisors is an integer number (10431107364).

Almost surely, 2^20862214727 is an apocalyptic number.

20862214727 is a deficient number, since it is larger than the sum of its proper divisors (1).

20862214727 is an equidigital number, since it uses as much as digits as its factorization.

20862214727 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 150528, while the sum is 41.

The spelling of 20862214727 in words is "twenty billion, eight hundred sixty-two million, two hundred fourteen thousand, seven hundred twenty-seven".