64484806224 has 40 divisors (see below), whose sum is σ = 166786800160. Its totient is φ = 21468993408.

The previous prime is 64484806193. The next prime is 64484806277. The reversal of 64484806224 is 42260848446.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 770482 + ... + 850065.

It is an arithmetic number, because the mean of its divisors is an integer number (4169670004).

Almost surely, 2^64484806224 is an apocalyptic number.

It is an amenable number.

64484806224 is an abundant number, since it is smaller than the sum of its proper divisors (102301993936).

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

64484806224 is a wasteful number, since it uses less digits than its factorization.

64484806224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621387 (or 1621381 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 48.

The spelling of 64484806224 in words is "sixty-four billion, four hundred eighty-four million, eight hundred six thousand, two hundred twenty-four".