64445072762004 has 36 divisors (see below), whose sum is σ = 165284745847872. Its totient is φ = 19528809927440.

The previous prime is 64445072761999. The next prime is 64445072762089. The reversal of 64445072762004 is 40026727054446.

64445072762004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22191828012 + ... + 22191830915.

Almost surely, 2^{64445072762004} is an apocalyptic number.

It is an amenable number.

64445072762004 is an abundant number, since it is smaller than the sum of its proper divisors (100839673085868).

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

64445072762004 is a wasteful number, since it uses less digits than its factorization.

64445072762004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44383658956 (or 44383658943 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 51.

The spelling of 64445072762004 in words is "sixty-four trillion, four hundred forty-five billion, seventy-two million, seven hundred sixty-two thousand, four".