6454405166 has 16 divisors (see below), whose sum is σ = 10615374000. Its totient is φ = 2918926080.

The previous prime is 6454405163. The next prime is 6454405187. The reversal of 6454405166 is 6615044546.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6454405163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 740291 + ... + 748958.

It is an arithmetic number, because the mean of its divisors is an integer number (663460875).

Almost surely, 2^6454405166 is an apocalyptic number.

6454405166 is a deficient number, since it is larger than the sum of its proper divisors (4160968834).

6454405166 is a wasteful number, since it uses less digits than its factorization.

6454405166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489459.

The product of its (nonzero) digits is 345600, while the sum is 41.

The square root of 6454405166 is about 80339.3127055491. The cubic root of 6454405166 is about 1861.8816628591.

The spelling of 6454405166 in words is "six billion, four hundred fifty-four million, four hundred five thousand, one hundred sixty-six".