5206155552100 has 18 divisors (see below), whose sum is σ = 11297357548274. Its totient is φ = 2082462220800.

The previous prime is 5206155552077. The next prime is 5206155552121. The reversal of 5206155552100 is 12555516025.

It can be written as a sum of positive squares in 3 ways, for example, as 782545467456 + 4423610084644 = 884616^2 + 2103238^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5206155552100.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26030777661 + ... + 26030777860.

Almost surely, 2^{5206155552100} is an apocalyptic number.

5206155552100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5206155552100 is an abundant number, since it is smaller than the sum of its proper divisors (6091201996174).

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

5206155552100 is a wasteful number, since it uses less digits than its factorization.

5206155552100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52061555535 (or 52061555528 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 37.

The spelling of 5206155552100 in words is "five trillion, two hundred six billion, one hundred fifty-five million, five hundred fifty-two thousand, one hundred".