8251116570652 has 48 divisors (see below), whose sum is σ = 15498541255680. Its totient is φ = 3834438708672.

The previous prime is 8251116570611. The next prime is 8251116570679. The reversal of 8251116570652 is 2560756111528.

It is a junction number, because it is equal to n+sod(n) for n = 8251116570596 and 8251116570605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6263043 + ... + 7465114.

It is an arithmetic number, because the mean of its divisors is an integer number (322886276160).

Almost surely, 2^{8251116570652} is an apocalyptic number.

It is an amenable number.

8251116570652 is a deficient number, since it is larger than the sum of its proper divisors (7247424685028).

8251116570652 is a wasteful number, since it uses less digits than its factorization.

8251116570652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13728370 (or 13728368 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 49.

The spelling of 8251116570652 in words is "eight trillion, two hundred fifty-one billion, one hundred sixteen million, five hundred seventy thousand, six hundred fifty-two".