5161623017436 has 30 divisors (see below), whose sum is σ = 13493502148280. Its totient is φ = 1720541005704.

The previous prime is 5161623017431. The next prime is 5161623017521. The reversal of 5161623017436 is 6347103261615.

5161623017436 is a `hidden beast` number, since 5 + 1 + 6 + 1 + 623 + 0 + 17 + 4 + 3 + 6 = 666.

It is a super-3 number, since 3×5161623017436³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5161623017391 and 5161623017400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5161623017431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7965467296 + ... + 7965467943.

Almost surely, 2^{5161623017436} is an apocalyptic number.

It is an amenable number.

5161623017436 is an abundant number, since it is smaller than the sum of its proper divisors (8331879130844).

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

5161623017436 is a wasteful number, since it uses less digits than its factorization.

5161623017436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15930935255 (or 15930935244 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 5161623017436 in words is "five trillion, one hundred sixty-one billion, six hundred twenty-three million, seventeen thousand, four hundred thirty-six".