2669891134 has 16 divisors (see below), whose sum is σ = 4216711680. Its totient is φ = 1264357080.

The previous prime is 2669891131. The next prime is 2669891141. The reversal of 2669891134 is 4311989662.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2669891131) 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, 203827 + ... + 216529.

It is an arithmetic number, because the mean of its divisors is an integer number (263544480).

Almost surely, 2^2669891134 is an apocalyptic number.

2669891134 is a deficient number, since it is larger than the sum of its proper divisors (1546820546).

2669891134 is a wasteful number, since it uses less digits than its factorization.

2669891134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18255.

The product of its digits is 559872, while the sum is 49.

The square root of 2669891134 is about 51670.9892879941. The cubic root of 2669891134 is about 1387.2812537658.

The spelling of 2669891134 in words is "two billion, six hundred sixty-nine million, eight hundred ninety-one thousand, one hundred thirty-four".