100064785663 has 2 divisors, whose sum is σ = 100064785664. Its totient is φ = 100064785662.

The previous prime is 100064785661. The next prime is 100064785669. The reversal of 100064785663 is 366587460001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100064785663 - 2¹ = 100064785661 is a prime.

It is a super-2 number, since 2×100064785663² (a number of 23 digits) contains 22 as substring.

Together with 100064785661, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100064785661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50032392831 + 50032392832.

It is an arithmetic number, because the mean of its divisors is an integer number (50032392832).

Almost surely, 2^100064785663 is an apocalyptic number.

100064785663 is a deficient number, since it is larger than the sum of its proper divisors (1).

100064785663 is an equidigital number, since it uses as much as digits as its factorization.

100064785663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 46.

The spelling of 100064785663 in words is "one hundred billion, sixty-four million, seven hundred eighty-five thousand, six hundred sixty-three".