102166635761 has 8 divisors (see below), whose sum is σ = 102510933504. Its totient is φ = 101822553360.

The previous prime is 102166635757. The next prime is 102166635811. The reversal of 102166635761 is 167536661201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102166635761 - 2² = 102166635757 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102166635721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926576 + ... + 1030958.

It is an arithmetic number, because the mean of its divisors is an integer number (12813866688).

Almost surely, 2^102166635761 is an apocalyptic number.

It is an amenable number.

102166635761 is a deficient number, since it is larger than the sum of its proper divisors (344297743).

102166635761 is a wasteful number, since it uses less digits than its factorization.

102166635761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107671.

The product of its (nonzero) digits is 272160, while the sum is 44.

The spelling of 102166635761 in words is "one hundred two billion, one hundred sixty-six million, six hundred thirty-five thousand, seven hundred sixty-one".