2571616716 has 48 divisors (see below), whose sum is σ = 6129406080. Its totient is φ = 838912000.

The previous prime is 2571616709. The next prime is 2571616717. The reversal of 2571616716 is 6176161752.

It is a super-2 number, since 2×2571616716² = 13226425068021249312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2571616717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152716 + ... + 168716.

It is an arithmetic number, because the mean of its divisors is an integer number (127695960).

Almost surely, 2^2571616716 is an apocalyptic number.

It is an amenable number.

2571616716 is an abundant number, since it is smaller than the sum of its proper divisors (3557789364).

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

2571616716 is a wasteful number, since it uses less digits than its factorization.

2571616716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16294 (or 16292 counting only the distinct ones).

The product of its digits is 105840, while the sum is 42.

The square root of 2571616716 is about 50711.1103802707. The cubic root of 2571616716 is about 1370.0468337835.

The spelling of 2571616716 in words is "two billion, five hundred seventy-one million, six hundred sixteen thousand, seven hundred sixteen".