2520771716 has 6 divisors (see below), whose sum is σ = 4411350510. Its totient is φ = 1260385856.

The previous prime is 2520771709. The next prime is 2520771739. The reversal of 2520771716 is 6171770252.

It can be written as a sum of positive squares in only one way, i.e., 2514621316 + 6150400 = 50146^2 + 2480^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2520771716.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315096461 + ... + 315096468.

It is an arithmetic number, because the mean of its divisors is an integer number (735225085).

Almost surely, 2^2520771716 is an apocalyptic number.

It is an amenable number.

2520771716 is a deficient number, since it is larger than the sum of its proper divisors (1890578794).

2520771716 is a wasteful number, since it uses less digits than its factorization.

2520771716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630192933 (or 630192931 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 38.

The square root of 2520771716 is about 50207.2874790105. The cubic root of 2520771716 is about 1360.9573197739.

The spelling of 2520771716 in words is "two billion, five hundred twenty million, seven hundred seventy-one thousand, seven hundred sixteen".