102066560 has 64 divisors (see below), whose sum is σ = 246574800. Its totient is φ = 40396800.

The previous prime is 102066557. The next prime is 102066583. The reversal of 102066560 is 65660201.

It is a tau number, because it is divible by the number of its divisors (64).

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, 63851 + ... + 65429.

Almost surely, 2^102066560 is an apocalyptic number.

102066560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102066560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123287400).

102066560 is an abundant number, since it is smaller than the sum of its proper divisors (144508240).

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

102066560 is a wasteful number, since it uses less digits than its factorization.

102066560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699 (or 1687 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 102066560 is about 10102.7996119887. The cubic root of 102066560 is about 467.3344815215.

The spelling of 102066560 in words is "one hundred two million, sixty-six thousand, five hundred sixty".