102666716 has 6 divisors (see below), whose sum is σ = 179666760. Its totient is φ = 51333356.

The previous prime is 102666661. The next prime is 102666727. The reversal of 102666716 is 617666201.

It is a super-4 number, since 4×102666716⁴ (a number of 33 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12833336 + ... + 12833343.

It is an arithmetic number, because the mean of its divisors is an integer number (29944460).

Almost surely, 2^102666716 is an apocalyptic number.

It is an amenable number.

102666716 is a deficient number, since it is larger than the sum of its proper divisors (77000044).

102666716 is a wasteful number, since it uses less digits than its factorization.

102666716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25666683 (or 25666681 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 102666716 is about 10132.4585368014. The cubic root of 102666716 is about 468.2486746697.

The spelling of 102666716 in words is "one hundred two million, six hundred sixty-six thousand, seven hundred sixteen".