2505743216 has 20 divisors (see below), whose sum is σ = 4937165400. Its totient is φ = 1231636032.

The previous prime is 2505743213. The next prime is 2505743221. The reversal of 2505743216 is 6123475052.

2505743216 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 not an unprimeable number, because it can be changed into a prime (2505743213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1326251 + ... + 1328138.

It is an arithmetic number, because the mean of its divisors is an integer number (246858270).

Almost surely, 2^2505743216 is an apocalyptic number.

It is an amenable number.

2505743216 is a deficient number, since it is larger than the sum of its proper divisors (2431422184).

2505743216 is a wasteful number, since it uses less digits than its factorization.

2505743216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2654456 (or 2654450 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 2505743216 is about 50057.3992133031. The cubic root of 2505743216 is about 1358.2473125681.

The spelling of 2505743216 in words is "two billion, five hundred five million, seven hundred forty-three thousand, two hundred sixteen".