5525161808361 has 16 divisors (see below), whose sum is σ = 7941770035584. Its totient is φ = 3396583419264.

The previous prime is 5525161808297. The next prime is 5525161808443. The reversal of 5525161808361 is 1638081615255.

It is a happy number.

It is not a de Polignac number, because 5525161808361 - 2⁶ = 5525161808297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5525161808861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73215036 + ... + 73290461.

It is an arithmetic number, because the mean of its divisors is an integer number (496360627224).

Almost surely, 2^{5525161808361} is an apocalyptic number.

It is an amenable number.

5525161808361 is a deficient number, since it is larger than the sum of its proper divisors (2416608227223).

5525161808361 is a wasteful number, since it uses less digits than its factorization.

5525161808361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146506480.

The product of its (nonzero) digits is 1728000, while the sum is 51.

The spelling of 5525161808361 in words is "five trillion, five hundred twenty-five billion, one hundred sixty-one million, eight hundred eight thousand, three hundred sixty-one".