64546496 has 56 divisors (see below), whose sum is σ = 154106880. Its totient is φ = 26203392.

The previous prime is 64546453. The next prime is 64546499. The reversal of 64546496 is 69464546.

It is a happy number.

64546496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (64546499) 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 7 ways as a sum of consecutive naturals, for example, 4721 + ... + 12303.

Almost surely, 2^64546496 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 64546496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77053440).

64546496 is an abundant number, since it is smaller than the sum of its proper divisors (89560384).

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

64546496 is a wasteful number, since it uses less digits than its factorization.

64546496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7621 (or 7611 counting only the distinct ones).

The product of its digits is 622080, while the sum is 44.

The square root of 64546496 is about 8034.0833951360. The cubic root of 64546496 is about 401.1353079742.

The spelling of 64546496 in words is "sixty-four million, five hundred forty-six thousand, four hundred ninety-six".