2667577161 has 8 divisors (see below), whose sum is σ = 3557234304. Its totient is φ = 1778152400.

The previous prime is 2667577147. The next prime is 2667577189. The reversal of 2667577161 is 1617757662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2667577161 - 2¹⁹ = 2667052873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2667577161.

It is not an unprimeable number, because it can be changed into a prime (2667577141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29265 + ... + 78686.

It is an arithmetic number, because the mean of its divisors is an integer number (444654288).

Almost surely, 2^2667577161 is an apocalyptic number.

It is an amenable number.

2667577161 is a deficient number, since it is larger than the sum of its proper divisors (889657143).

2667577161 is a wasteful number, since it uses less digits than its factorization.

2667577161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116191.

The product of its digits is 740880, while the sum is 48.

The square root of 2667577161 is about 51648.5930205267. The cubic root of 2667577161 is about 1386.8803561201.

The spelling of 2667577161 in words is "two billion, six hundred sixty-seven million, five hundred seventy-seven thousand, one hundred sixty-one".