8255649763 has 8 divisors (see below), whose sum is σ = 8269401536. Its totient is φ = 8241912000.

The previous prime is 8255649761. The next prime is 8255649767. The reversal of 8255649763 is 3679465528.

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 8255649763 - 2¹ = 8255649761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8255649761) 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, 1963063 + ... + 1967263.

It is an arithmetic number, because the mean of its divisors is an integer number (1033675192).

Almost surely, 2^8255649763 is an apocalyptic number.

8255649763 is a deficient number, since it is larger than the sum of its proper divisors (13751773).

8255649763 is a wasteful number, since it uses less digits than its factorization.

8255649763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7005.

The product of its digits is 10886400, while the sum is 55.

The square root of 8255649763 is about 90860.6062218385. The cubic root of 8255649763 is about 2021.0811585612.

The spelling of 8255649763 in words is "eight billion, two hundred fifty-five million, six hundred forty-nine thousand, seven hundred sixty-three".