6508868457 has 32 divisors (see below), whose sum is σ = 10688027392. Its totient is φ = 3431061504.

The previous prime is 6508868423. The next prime is 6508868479. The reversal of 6508868457 is 7548688056.

It is a happy number.

It is not a de Polignac number, because 6508868457 - 2⁶ = 6508868393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6508868397 and 6508868406.

It is not an unprimeable number, because it can be changed into a prime (6508866457) 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 31 ways as a sum of consecutive naturals, for example, 478413 + ... + 491829.

It is an arithmetic number, because the mean of its divisors is an integer number (334000856).

Almost surely, 2^6508868457 is an apocalyptic number.

It is an amenable number.

6508868457 is a deficient number, since it is larger than the sum of its proper divisors (4179158935).

6508868457 is a wasteful number, since it uses less digits than its factorization.

6508868457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15217.

The product of its (nonzero) digits is 12902400, while the sum is 57.

The square root of 6508868457 is about 80677.5585711417. The cubic root of 6508868457 is about 1867.1039520426.

The spelling of 6508868457 in words is "six billion, five hundred eight million, eight hundred sixty-eight thousand, four hundred fifty-seven".