8501683525 has 12 divisors (see below), whose sum is σ = 10546108612. Its totient is φ = 6798752640.

The previous prime is 8501683517. The next prime is 8501683543. The reversal of 8501683525 is 5253861058.

It can be written as a sum of positive squares in 6 ways, for example, as 701084484 + 7800599041 = 26478^2 + 88321^2 .

It is not a de Polignac number, because 8501683525 - 2³ = 8501683517 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3409 + ... + 130441.

Almost surely, 2^8501683525 is an apocalyptic number.

It is an amenable number.

8501683525 is a deficient number, since it is larger than the sum of its proper divisors (2044425087).

8501683525 is a wasteful number, since it uses less digits than its factorization.

8501683525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129720 (or 129715 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 43.

The square root of 8501683525 is about 92204.5743171129. The cubic root of 8501683525 is about 2040.9622786997.

The spelling of 8501683525 in words is "eight billion, five hundred one million, six hundred eighty-three thousand, five hundred twenty-five".