6451500467772 has 36 divisors (see below), whose sum is σ = 17267251253616. Its totient is φ = 2024000146560.

The previous prime is 6451500467771. The next prime is 6451500467821. The reversal of 6451500467772 is 2777640051546.

6451500467772 is a `hidden beast` number, since 6 + 4 + 5 + 1 + 500 + 4 + 67 + 7 + 72 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6451500467771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5270833104 + ... + 5270834327.

It is an arithmetic number, because the mean of its divisors is an integer number (479645868156).

Almost surely, 2^{6451500467772} is an apocalyptic number.

It is an amenable number.

6451500467772 is an abundant number, since it is smaller than the sum of its proper divisors (10815750785844).

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

6451500467772 is a wasteful number, since it uses less digits than its factorization.

6451500467772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10541667458 (or 10541667453 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 54.

The spelling of 6451500467772 in words is "six trillion, four hundred fifty-one billion, five hundred million, four hundred sixty-seven thousand, seven hundred seventy-two".