4664511456 has 48 divisors (see below), whose sum is σ = 13357467648. Its totient is φ = 1413488000.

The previous prime is 4664511451. The next prime is 4664511469. The reversal of 4664511456 is 6541154664.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4664511451) 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, 2207520 + ... + 2209631.

It is an arithmetic number, because the mean of its divisors is an integer number (278280576).

Almost surely, 2^4664511456 is an apocalyptic number.

It is an amenable number.

4664511456 is an abundant number, since it is smaller than the sum of its proper divisors (8692956192).

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

4664511456 is a wasteful number, since it uses less digits than its factorization.

4664511456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4417175 (or 4417167 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 4664511456 is about 68297.2287578347. The cubic root of 4664511456 is about 1670.8420169661.

The spelling of 4664511456 in words is "four billion, six hundred sixty-four million, five hundred eleven thousand, four hundred fifty-six".