5161622836250 has 20 divisors (see below), whose sum is σ = 9674945846610. Its totient is φ = 2064649134000.

The previous prime is 5161622836241. The next prime is 5161622836267. The reversal of 5161622836250 is 526382261615.

It can be written as a sum of positive squares in 5 ways, for example, as 4558815361 + 5157064020889 = 67519^2 + 2270917^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5161622836195 and 5161622836204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2064647885 + ... + 2064650384.

Almost surely, 2^{5161622836250} is an apocalyptic number.

5161622836250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5161622836250 is a deficient number, since it is larger than the sum of its proper divisors (4513323010360).

5161622836250 is an equidigital number, since it uses as much as digits as its factorization.

5161622836250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4129298291 (or 4129298276 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 5161622836250 in words is "five trillion, one hundred sixty-one billion, six hundred twenty-two million, eight hundred thirty-six thousand, two hundred fifty".