100747552221647 has 2 divisors, whose sum is σ = 100747552221648. Its totient is φ = 100747552221646.

The previous prime is 100747552221629. The next prime is 100747552221713. The reversal of 100747552221647 is 746122255747001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100747552221647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100747552521647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50373776110823 + 50373776110824.

It is an arithmetic number, because the mean of its divisors is an integer number (50373776110824).

Almost surely, 2^{100747552221647} is an apocalyptic number.

100747552221647 is a deficient number, since it is larger than the sum of its proper divisors (1).

100747552221647 is an equidigital number, since it uses as much as digits as its factorization.

100747552221647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6585600, while the sum is 53.

The spelling of 100747552221647 in words is "one hundred trillion, seven hundred forty-seven billion, five hundred fifty-two million, two hundred twenty-one thousand, six hundred forty-seven".