2149332672 has 56 divisors (see below), whose sum is σ = 5870236672. Its totient is φ = 693331200.

The previous prime is 2149332671. The next prime is 2149332673. The reversal of 2149332672 is 2762339412.

It is an interprime number because it is at equal distance from previous prime (2149332671) and next prime (2149332673).

It is a self number, because there is not a number n which added to its sum of digits gives 2149332672.

It is not an unprimeable number, because it can be changed into a prime (2149332671) 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, 174604 + ... + 186507.

Almost surely, 2^2149332672 is an apocalyptic number.

It is an amenable number.

2149332672 is an abundant number, since it is smaller than the sum of its proper divisors (3720904000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2149332672 is a wasteful number, since it uses less digits than its factorization.

2149332672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361157 (or 361147 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 2149332672 is about 46360.8959361227. The cubic root of 2149332672 is about 1290.5293326732.

The spelling of 2149332672 in words is "two billion, one hundred forty-nine million, three hundred thirty-two thousand, six hundred seventy-two".