6489733030864 has 20 divisors (see below), whose sum is σ = 13007439049860. Its totient is φ = 3132974566400.

The previous prime is 6489733030853. The next prime is 6489733030903. The reversal of 6489733030864 is 4680303379846.

It can be written as a sum of positive squares in 2 ways, for example, as 4317917761600 + 2171815269264 = 2077960^2 + 1473708^2 .

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, 6993246337 + ... + 6993247264.

It is an arithmetic number, because the mean of its divisors is an integer number (650371952493).

Almost surely, 2^{6489733030864} is an apocalyptic number.

It is an amenable number.

6489733030864 is an abundant number, since it is smaller than the sum of its proper divisors (6517706018996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6489733030864 is a wasteful number, since it uses less digits than its factorization.

6489733030864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13986493638 (or 13986493632 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 61.

The spelling of 6489733030864 in words is "six trillion, four hundred eighty-nine billion, seven hundred thirty-three million, thirty thousand, eight hundred sixty-four".