102066145308 has 60 divisors (see below), whose sum is σ = 276021816840. Its totient is φ = 32848871328.

The previous prime is 102066145297. The next prime is 102066145309. The reversal of 102066145308 is 803541660201.

It is a happy number.

102066145308 is a `hidden beast` number, since 1 + 0 + 2 + 0 + 6 + 614 + 5 + 30 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102066145309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5421966 + ... + 5440757.

It is an arithmetic number, because the mean of its divisors is an integer number (4600363614).

Almost surely, 2^102066145308 is an apocalyptic number.

102066145308 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

102066145308 is an abundant number, since it is smaller than the sum of its proper divisors (173955671532).

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

102066145308 is a wasteful number, since it uses less digits than its factorization.

102066145308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10862768 (or 10862757 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 102066145308 in words is "one hundred two billion, sixty-six million, one hundred forty-five thousand, three hundred eight".