5666515100500 has 24 divisors (see below), whose sum is σ = 12375668980584. Its totient is φ = 2266606040000.

The previous prime is 5666515100479. The next prime is 5666515100507. The reversal of 5666515100500 is 50015156665.

It can be written as a sum of positive squares in 4 ways, for example, as 271914274116 + 5394600826384 = 521454^2 + 2322628^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666515100507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5666514601 + ... + 5666515600.

It is an arithmetic number, because the mean of its divisors is an integer number (515652874191).

Almost surely, 2^{5666515100500} is an apocalyptic number.

5666515100500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5666515100500 is an abundant number, since it is smaller than the sum of its proper divisors (6709153880084).

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

5666515100500 is a wasteful number, since it uses less digits than its factorization.

5666515100500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11333030220 (or 11333030208 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 5666515100500 in words is "five trillion, six hundred sixty-six billion, five hundred fifteen million, one hundred thousand, five hundred".