6475775747 has 8 divisors (see below), whose sum is σ = 7429685856. Its totient is φ = 5529065472.

The previous prime is 6475775743. The next prime is 6475775753. The reversal of 6475775747 is 7475775746.

6475775747 is nontrivially palindromic in base 2.

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

It is not a de Polignac number, because 6475775747 - 2² = 6475775743 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (6475775743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1798028 + ... + 1801625.

It is an arithmetic number, because the mean of its divisors is an integer number (928710732).

Almost surely, 2^6475775747 is an apocalyptic number.

6475775747 is a deficient number, since it is larger than the sum of its proper divisors (953910109).

6475775747 is a wasteful number, since it uses less digits than its factorization.

6475775747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3599917.

The product of its digits is 40336800, while the sum is 59.

The square root of 6475775747 is about 80472.2048101082. The cubic root of 6475775747 is about 1863.9343001942.

Subtracting 6475775747 from its reverse (7475775746), we obtain a palindrome (999999999).

The spelling of 6475775747 in words is "six billion, four hundred seventy-five million, seven hundred seventy-five thousand, seven hundred forty-seven".