107716166561 has 2 divisors, whose sum is σ = 107716166562. Its totient is φ = 107716166560.

The previous prime is 107716166543. The next prime is 107716166611. The reversal of 107716166561 is 165661617701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59829160000 + 47887006561 = 244600^2 + 218831^2 .

It is a cyclic number.

It is not a de Polignac number, because 107716166561 - 2³⁰ = 106642424737 is a prime.

It is not a weakly prime, because it can be changed into another prime (107716168561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53858083280 + 53858083281.

It is an arithmetic number, because the mean of its divisors is an integer number (53858083281).

Almost surely, 2^107716166561 is an apocalyptic number.

It is an amenable number.

107716166561 is a deficient number, since it is larger than the sum of its proper divisors (1).

107716166561 is an equidigital number, since it uses as much as digits as its factorization.

107716166561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 47.

The spelling of 107716166561 in words is "one hundred seven billion, seven hundred sixteen million, one hundred sixty-six thousand, five hundred sixty-one".