6446145110 has 32 divisors (see below), whose sum is σ = 11812226112. Its totient is φ = 2532113280.

The previous prime is 6446145109. The next prime is 6446145113. The reversal of 6446145110 is 115416446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6446145113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386504 + ... + 402836.

It is an arithmetic number, because the mean of its divisors is an integer number (369132066).

Almost surely, 2^6446145110 is an apocalyptic number.

6446145110 is a deficient number, since it is larger than the sum of its proper divisors (5366081002).

6446145110 is a wasteful number, since it uses less digits than its factorization.

6446145110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17048.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 6446145110 is about 80287.8889372488. Note that the first 3 decimals coincide. The cubic root of 6446145110 is about 1861.0870731369.

The spelling of 6446145110 in words is "six billion, four hundred forty-six million, one hundred forty-five thousand, one hundred ten".