2141699712 has 128 divisors (see below), whose sum is σ = 6187026240. Its totient is φ = 653672448.

The previous prime is 2141699711. The next prime is 2141699719. The reversal of 2141699712 is 2179961412.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (2141699711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237103 + ... + 245969.

Almost surely, 2^2141699712 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 2141699712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3093513120).

2141699712 is an abundant number, since it is smaller than the sum of its proper divisors (4045326528).

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

2141699712 is a wasteful number, since it uses less digits than its factorization.

2141699712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8938 (or 8926 counting only the distinct ones).

The product of its digits is 54432, while the sum is 42.

The square root of 2141699712 is about 46278.5016179219. The cubic root of 2141699712 is about 1288.9998280692. Note that the first 3 decimals are identical.

The spelling of 2141699712 in words is "two billion, one hundred forty-one million, six hundred ninety-nine thousand, seven hundred twelve".