8071202513 has 6 divisors (see below), whose sum is σ = 8871652482. Its totient is φ = 7337456720.

The previous prime is 8071202497. The next prime is 8071202549. The reversal of 8071202513 is 3152021708.

It can be written as a sum of positive squares in only one way, i.e., 6540280384 + 1530922129 = 80872^2 + 39127^2 .

It is not a de Polignac number, because 8071202513 - 2⁴ = 8071202497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8071202213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33351956 + ... + 33352197.

It is an arithmetic number, because the mean of its divisors is an integer number (1478608747).

Almost surely, 2^8071202513 is an apocalyptic number.

It is an amenable number.

8071202513 is a deficient number, since it is larger than the sum of its proper divisors (800449969).

8071202513 is a wasteful number, since it uses less digits than its factorization.

8071202513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66704175 (or 66704164 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 8071202513 is about 89839.8715103712. The cubic root of 8071202513 is about 2005.9160258145.

The spelling of 8071202513 in words is "eight billion, seventy-one million, two hundred two thousand, five hundred thirteen".