6451289650404 has 36 divisors (see below), whose sum is σ = 16307591720784. Its totient is φ = 2150408111472.

The previous prime is 6451289650391. The next prime is 6451289650409. The reversal of 6451289650404 is 4040569821546.

It is a happy number.

6451289650404 is a `hidden beast` number, since 6 + 4 + 5 + 128 + 9 + 6 + 504 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (6451289650409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2919019 + ... + 4628525.

Almost surely, 2^{6451289650404} is an apocalyptic number.

It is an amenable number.

6451289650404 is an abundant number, since it is smaller than the sum of its proper divisors (9856302070380).

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

6451289650404 is a wasteful number, since it uses less digits than its factorization.

6451289650404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814344 (or 1814339 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 54.

The spelling of 6451289650404 in words is "six trillion, four hundred fifty-one billion, two hundred eighty-nine million, six hundred fifty thousand, four hundred four".