2143697016 has 32 divisors (see below), whose sum is σ = 5360763600. Its totient is φ = 714362880.

The previous prime is 2143696963. The next prime is 2143697033. The reversal of 2143697016 is 6107963412.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90936 + ... + 112056.

Almost surely, 2^2143697016 is an apocalyptic number.

It is an amenable number.

2143697016 is an abundant number, since it is smaller than the sum of its proper divisors (3217066584).

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

2143697016 is a wasteful number, since it uses less digits than its factorization.

2143697016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25359 (or 25355 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 2143697016 is about 46300.0757666767. The cubic root of 2143697016 is about 1289.4004015944.

The spelling of 2143697016 in words is "two billion, one hundred forty-three million, six hundred ninety-seven thousand, sixteen".