5627680161 has 4 divisors (see below), whose sum is σ = 7503573552. Its totient is φ = 3751786772.

The previous prime is 5627680151. The next prime is 5627680183. The reversal of 5627680161 is 1610867265.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5627680161 - 2²⁶ = 5560571297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5627680151) 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 3 ways as a sum of consecutive naturals, for example, 937946691 + ... + 937946696.

It is an arithmetic number, because the mean of its divisors is an integer number (1875893388).

Almost surely, 2^5627680161 is an apocalyptic number.

It is an amenable number.

5627680161 is a deficient number, since it is larger than the sum of its proper divisors (1875893391).

5627680161 is a wasteful number, since it uses less digits than its factorization.

5627680161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1875893390.

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 5627680161 is about 75017.8656121327. The cubic root of 5627680161 is about 1778.7290680387.

The spelling of 5627680161 in words is "five billion, six hundred twenty-seven million, six hundred eighty thousand, one hundred sixty-one".