102077760661208 has 32 divisors (see below), whose sum is σ = 193188292124160. Its totient is φ = 50562724759200.

The previous prime is 102077760661187. The next prime is 102077760661297. The reversal of 102077760661208 is 802166067770201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 102077760661208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114681266 + ... + 115567937.

It is an arithmetic number, because the mean of its divisors is an integer number (6037134128880).

Almost surely, 2^{102077760661208} is an apocalyptic number.

It is an amenable number.

102077760661208 is a deficient number, since it is larger than the sum of its proper divisors (91110531462952).

102077760661208 is a wasteful number, since it uses less digits than its factorization.

102077760661208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230249727 (or 230249723 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 53.

The spelling of 102077760661208 in words is "one hundred two trillion, seventy-seven billion, seven hundred sixty million, six hundred sixty-one thousand, two hundred eight".