20294862465127 has 2 divisors, whose sum is σ = 20294862465128. Its totient is φ = 20294862465126.

The previous prime is 20294862465109. The next prime is 20294862465151. The reversal of 20294862465127 is 72156426849202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20294862465127 - 2⁷ = 20294862464999 is a prime.

It is a super-2 number, since 2×20294862465127² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20294862465187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10147431232563 + 10147431232564.

It is an arithmetic number, because the mean of its divisors is an integer number (10147431232564).

Almost surely, 2^{20294862465127} is an apocalyptic number.

20294862465127 is a deficient number, since it is larger than the sum of its proper divisors (1).

20294862465127 is an equidigital number, since it uses as much as digits as its factorization.

20294862465127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23224320, while the sum is 58.

The spelling of 20294862465127 in words is "twenty trillion, two hundred ninety-four billion, eight hundred sixty-two million, four hundred sixty-five thousand, one hundred twenty-seven".