102775577860 has 48 divisors (see below), whose sum is σ = 227345912640. Its totient is φ = 38919484800.

The previous prime is 102775577843. The next prime is 102775577887. The reversal of 102775577860 is 68775577201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458182 + ... + 644578.

It is an arithmetic number, because the mean of its divisors is an integer number (4736373180).

Almost surely, 2^102775577860 is an apocalyptic number.

102775577860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102775577860 is an abundant number, since it is smaller than the sum of its proper divisors (124570334780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102775577860 is a wasteful number, since it uses less digits than its factorization.

102775577860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187876 (or 187874 counting only the distinct ones).

The product of its (nonzero) digits is 5762400, while the sum is 55.

The spelling of 102775577860 in words is "one hundred two billion, seven hundred seventy-five million, five hundred seventy-seven thousand, eight hundred sixty".