6448763612 has 12 divisors (see below), whose sum is σ = 11949179760. Its totient is φ = 3034712256.

The previous prime is 6448763591. The next prime is 6448763641. The reversal of 6448763612 is 2163678446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47417312 + ... + 47417447.

It is an arithmetic number, because the mean of its divisors is an integer number (995764980).

Almost surely, 2^6448763612 is an apocalyptic number.

It is an amenable number.

6448763612 is a deficient number, since it is larger than the sum of its proper divisors (5500416148).

6448763612 is a wasteful number, since it uses less digits than its factorization.

6448763612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94834780 (or 94834778 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 47.

The square root of 6448763612 is about 80304.1942366649. The cubic root of 6448763612 is about 1861.3390377054.

The spelling of 6448763612 in words is "six billion, four hundred forty-eight million, seven hundred sixty-three thousand, six hundred twelve".