20607142611767 has 2 divisors, whose sum is σ = 20607142611768. Its totient is φ = 20607142611766.

The previous prime is 20607142611761. The next prime is 20607142611817. The reversal of 20607142611767 is 76711624170602.

It is an a-pointer prime, because the next prime (20607142611817) can be obtained adding 20607142611767 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20607142611767 - 2¹⁴ = 20607142595383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20607142611761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10303571305883 + 10303571305884.

It is an arithmetic number, because the mean of its divisors is an integer number (10303571305884).

Almost surely, 2^{20607142611767} is an apocalyptic number.

20607142611767 is a deficient number, since it is larger than the sum of its proper divisors (1).

20607142611767 is an equidigital number, since it uses as much as digits as its factorization.

20607142611767 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1185408, while the sum is 50.

The spelling of 20607142611767 in words is "twenty trillion, six hundred seven billion, one hundred forty-two million, six hundred eleven thousand, seven hundred sixty-seven".