2867540816 has 20 divisors (see below), whose sum is σ = 6349554912. Its totient is φ = 1228946016.

The previous prime is 2867540791. The next prime is 2867540831. The reversal of 2867540816 is 6180457682.

2867540816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12801410 + ... + 12801633.

Almost surely, 2^2867540816 is an apocalyptic number.

It is an amenable number.

2867540816 is an abundant number, since it is smaller than the sum of its proper divisors (3482014096).

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

2867540816 is a wasteful number, since it uses less digits than its factorization.

2867540816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25603058 (or 25603052 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 47.

The square root of 2867540816 is about 53549.4240491903. The cubic root of 2867540816 is about 1420.7026899721.

The spelling of 2867540816 in words is "two billion, eight hundred sixty-seven million, five hundred forty thousand, eight hundred sixteen".