20772367214707 has 2 divisors, whose sum is σ = 20772367214708. Its totient is φ = 20772367214706.

The previous prime is 20772367214659. The next prime is 20772367214713. The reversal of 20772367214707 is 70741276327702.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20772367214707 - 2¹¹ = 20772367212659 is a prime.

It is not a weakly prime, because it can be changed into another prime (20772367214747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10386183607353 + 10386183607354.

It is an arithmetic number, because the mean of its divisors is an integer number (10386183607354).

Almost surely, 2^{20772367214707} is an apocalyptic number.

20772367214707 is a deficient number, since it is larger than the sum of its proper divisors (1).

20772367214707 is an equidigital number, since it uses as much as digits as its factorization.

20772367214707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9680832, while the sum is 55.

The spelling of 20772367214707 in words is "twenty trillion, seven hundred seventy-two billion, three hundred sixty-seven million, two hundred fourteen thousand, seven hundred seven".