2667134561 has 8 divisors (see below), whose sum is σ = 3282627264. Its totient is φ = 2110260240.

The previous prime is 2667134551. The next prime is 2667134581. The reversal of 2667134561 is 1654317662.

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 2667134561 - 2¹⁴ = 2667118177 is a prime.

It is a super-2 number, since 2×2667134561² = 14227213532961325442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2667134551) 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 7 ways as a sum of consecutive naturals, for example, 14654495 + ... + 14654676.

It is an arithmetic number, because the mean of its divisors is an integer number (410328408).

Almost surely, 2^2667134561 is an apocalyptic number.

It is an amenable number.

2667134561 is a deficient number, since it is larger than the sum of its proper divisors (615492703).

2667134561 is a wasteful number, since it uses less digits than its factorization.

2667134561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29309191.

The product of its digits is 181440, while the sum is 41.

The square root of 2667134561 is about 51644.3081181266. The cubic root of 2667134561 is about 1386.8036489110.

The spelling of 2667134561 in words is "two billion, six hundred sixty-seven million, one hundred thirty-four thousand, five hundred sixty-one".