10000918281877 has 2 divisors, whose sum is σ = 10000918281878. Its totient is φ = 10000918281876.

The previous prime is 10000918281833. The next prime is 10000918281979. The reversal of 10000918281877 is 77818281900001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9973728250641 + 27190031236 = 3158121^2 + 164894^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10000918281877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10000918281377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000459140938 + 5000459140939.

It is an arithmetic number, because the mean of its divisors is an integer number (5000459140939).

Almost surely, 2^{10000918281877} is an apocalyptic number.

It is an amenable number.

10000918281877 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000918281877 is an equidigital number, since it uses as much as digits as its factorization.

10000918281877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 451584, while the sum is 52.

The spelling of 10000918281877 in words is "ten trillion, nine hundred eighteen million, two hundred eighty-one thousand, eight hundred seventy-seven".