2668005429 has 8 divisors (see below), whose sum is σ = 3617634720. Its totient is φ = 1748523216.

The previous prime is 2668005419. The next prime is 2668005437. The reversal of 2668005429 is 9245008662.

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

It is not a de Polignac number, because 2668005429 - 2⁴ = 2668005413 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2668005409) 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, 7536562 + ... + 7536915.

It is an arithmetic number, because the mean of its divisors is an integer number (452204340).

Almost surely, 2^2668005429 is an apocalyptic number.

It is an amenable number.

2668005429 is a deficient number, since it is larger than the sum of its proper divisors (949629291).

2668005429 is a wasteful number, since it uses less digits than its factorization.

2668005429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15073539.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 2668005429 is about 51652.7388334830. The cubic root of 2668005429 is about 1386.9545713671.

The spelling of 2668005429 in words is "two billion, six hundred sixty-eight million, five thousand, four hundred twenty-nine".