5561062161 has 16 divisors (see below), whose sum is σ = 7605808320. Its totient is φ = 3612268800.

The previous prime is 5561062159. The next prime is 5561062189. The reversal of 5561062161 is 1612601655.

It is not a de Polignac number, because 5561062161 - 2¹ = 5561062159 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5561062261) 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, 61 + ... + 105461.

It is an arithmetic number, because the mean of its divisors is an integer number (475363020).

Almost surely, 2^5561062161 is an apocalyptic number.

It is an amenable number.

5561062161 is a deficient number, since it is larger than the sum of its proper divisors (2044746159).

5561062161 is a wasteful number, since it uses less digits than its factorization.

5561062161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105856.

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 5561062161 is about 74572.5295333342. The cubic root of 5561062161 is about 1771.6825862209.

The spelling of 5561062161 in words is "five billion, five hundred sixty-one million, sixty-two thousand, one hundred sixty-one".