6472555776 has 108 divisors (see below), whose sum is σ = 19353344192. Its totient is φ = 2157497856.

The previous prime is 6472555759. The next prime is 6472555781. The reversal of 6472555776 is 6775552746.

6472555776 is a `hidden beast` number, since 6 + 47 + 25 + 5 + 577 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (108).

It is a super-3 number, since 3×6472555776³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10185 + ... + 114231.

Almost surely, 2^6472555776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6472555776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9676672096).

6472555776 is an abundant number, since it is smaller than the sum of its proper divisors (12880788416).

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

6472555776 is an equidigital number, since it uses as much as digits as its factorization.

6472555776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104078 (or 104052 counting only the distinct ones).

The product of its digits is 12348000, while the sum is 54.

The square root of 6472555776 is about 80452.1955946511. The cubic root of 6472555776 is about 1863.6253122742.

The spelling of 6472555776 in words is "six billion, four hundred seventy-two million, five hundred fifty-five thousand, seven hundred seventy-six".