2669958912 has 72 divisors (see below), whose sum is σ = 7143199504. Its totient is φ = 885325824.

The previous prime is 2669958901. The next prime is 2669958931. The reversal of 2669958912 is 2198599662.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139218 + ... + 157230.

Almost surely, 2^2669958912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2669958912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3571599752).

2669958912 is an abundant number, since it is smaller than the sum of its proper divisors (4473240592).

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

2669958912 is a wasteful number, since it uses less digits than its factorization.

2669958912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18225 (or 18211 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 57.

The square root of 2669958912 is about 51671.6451450890. The cubic root of 2669958912 is about 1387.2929928653.

The spelling of 2669958912 in words is "two billion, six hundred sixty-nine million, nine hundred fifty-eight thousand, nine hundred twelve".