10066505500 has 48 divisors (see below), whose sum is σ = 21995273664. Its totient is φ = 4024766400.

The previous prime is 10066505437. The next prime is 10066505507. The reversal of 10066505500 is 550566001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10066505507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1808722 + ... + 1814278.

It is an arithmetic number, because the mean of its divisors is an integer number (458234868).

Almost surely, 2^10066505500 is an apocalyptic number.

10066505500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10066505500 is an abundant number, since it is smaller than the sum of its proper divisors (11928768164).

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

10066505500 is a wasteful number, since it uses less digits than its factorization.

10066505500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9199 (or 9187 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The spelling of 10066505500 in words is "ten billion, sixty-six million, five hundred five thousand, five hundred".