5202766681 has 8 divisors (see below), whose sum is σ = 6204541824. Its totient is φ = 4265622240.

The previous prime is 5202766643. The next prime is 5202766687. The reversal of 5202766681 is 1866672025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5202766681 - 2¹⁹ = 5202242393 is a prime.

It is a super-2 number, since 2×5202766681² = 54137562273847511522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5202766687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16157500 + ... + 16157821.

It is an arithmetic number, because the mean of its divisors is an integer number (775567728).

Almost surely, 2^5202766681 is an apocalyptic number.

It is an amenable number.

5202766681 is a deficient number, since it is larger than the sum of its proper divisors (1001775143).

5202766681 is a wasteful number, since it uses less digits than its factorization.

5202766681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32315351.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 5202766681 is about 72130.2064394661. The cubic root of 5202766681 is about 1732.7854135483.

The spelling of 5202766681 in words is "five billion, two hundred two million, seven hundred sixty-six thousand, six hundred eighty-one".