6450074267128 has 32 divisors (see below), whose sum is σ = 12420920502000. Its totient is φ = 3137831177472.

The previous prime is 6450074267107. The next prime is 6450074267129. The reversal of 6450074267128 is 8217624700546.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6450074267129) 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, 38902548 + ... + 39067996.

Almost surely, 2^{6450074267128} is an apocalyptic number.

It is an amenable number.

6450074267128 is a deficient number, since it is larger than the sum of its proper divisors (5970846234872).

6450074267128 is a wasteful number, since it uses less digits than its factorization.

6450074267128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297199 (or 297195 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 52.

The spelling of 6450074267128 in words is "six trillion, four hundred fifty billion, seventy-four million, two hundred sixty-seven thousand, one hundred twenty-eight".