6447566054 has 32 divisors (see below), whose sum is σ = 10020671136. Its totient is φ = 3109017600.

The previous prime is 6447566053. The next prime is 6447566101. The reversal of 6447566054 is 4506657446.

It is a super-2 number, since 2×6447566054² = 83142216041386261832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6447566051) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4955204 + ... + 4956504.

It is an arithmetic number, because the mean of its divisors is an integer number (313145973).

Almost surely, 2^6447566054 is an apocalyptic number.

6447566054 is a deficient number, since it is larger than the sum of its proper divisors (3573105082).

6447566054 is a wasteful number, since it uses less digits than its factorization.

6447566054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880.

The product of its (nonzero) digits is 2419200, while the sum is 47.

The square root of 6447566054 is about 80296.7375053308. The cubic root of 6447566054 is about 1861.2238115119.

The spelling of 6447566054 in words is "six billion, four hundred forty-seven million, five hundred sixty-six thousand, fifty-four".