2146986529 has 8 divisors (see below), whose sum is σ = 2260723680. Its totient is φ = 2033323200.

The previous prime is 2146986521. The next prime is 2146986599. The reversal of 2146986529 is 9256896412.

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 2146986529 - 2³ = 2146986521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2146986521) 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, 47289 + ... + 80809.

It is an arithmetic number, because the mean of its divisors is an integer number (282590460).

Almost surely, 2^2146986529 is an apocalyptic number.

It is an amenable number.

2146986529 is a deficient number, since it is larger than the sum of its proper divisors (113737151).

2146986529 is a wasteful number, since it uses less digits than its factorization.

2146986529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36911.

The product of its digits is 1866240, while the sum is 52.

The square root of 2146986529 is about 46335.5859896041. The cubic root of 2146986529 is about 1290.0595948271.

The spelling of 2146986529 in words is "two billion, one hundred forty-six million, nine hundred eighty-six thousand, five hundred twenty-nine".