5101115859225 has 27 divisors (see below), whose sum is σ = 9136725975039. Its totient is φ = 2720577056400.

The previous prime is 5101115859223. The next prime is 5101115859241. The reversal of 5101115859225 is 5229585111015.

The square root of 5101115859225 is 2258565.

It is a perfect power (a square), and thus also a powerful number.

5101115859225 is a `hidden beast` number, since 5 + 1 + 0 + 1 + 1 + 1 + 58 + 592 + 2 + 5 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1836401709321 + 3264714149904 = 1355139^2 + 1806852^2 .

It is not a de Polignac number, because 5101115859225 - 2¹ = 5101115859223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (5101115859223) 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 26 ways as a sum of consecutive naturals, for example, 33803190 + ... + 33953760.

Almost surely, 2^{5101115859225} is an apocalyptic number.

5101115859225 is the 2258565-th square number.

5101115859225 is the 1129283-rd centered octagonal number.

It is an amenable number.

5101115859225 is a deficient number, since it is larger than the sum of its proper divisors (4035610115814).

5101115859225 is an frugal number, since it uses more digits than its factorization.

5101115859225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301158 (or 150579 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 45.

The spelling of 5101115859225 in words is "five trillion, one hundred one billion, one hundred fifteen million, eight hundred fifty-nine thousand, two hundred twenty-five".