75004416644 has 24 divisors (see below), whose sum is σ = 141105740160. Its totient is φ = 34772482656.

The previous prime is 75004416631. The next prime is 75004416647. The reversal of 75004416644 is 44661440057.

It is a super-2 number, since 2×75004416644² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (75004416647) 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, 10495367 + ... + 10502510.

It is an arithmetic number, because the mean of its divisors is an integer number (5879405840).

Almost surely, 2^75004416644 is an apocalyptic number.

It is an amenable number.

75004416644 is a deficient number, since it is larger than the sum of its proper divisors (66101323516).

75004416644 is a wasteful number, since it uses less digits than its factorization.

75004416644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20997947 (or 20997945 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 75004416644 in words is "seventy-five billion, four million, four hundred sixteen thousand, six hundred forty-four".