4516441578 has 80 divisors (see below), whose sum is σ = 11689691904. Its totient is φ = 1288103040.

The previous prime is 4516441577. The next prime is 4516441583. The reversal of 4516441578 is 8751446154.

4516441578 is a `hidden beast` number, since 4 + 5 + 164 + 415 + 78 = 666.

It is not an unprimeable number, because it can be changed into a prime (4516441571) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 44250 + ... + 104837.

Almost surely, 2^4516441578 is an apocalyptic number.

4516441578 is an abundant number, since it is smaller than the sum of its proper divisors (7173250326).

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

4516441578 is a wasteful number, since it uses less digits than its factorization.

4516441578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149129 (or 149120 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 4516441578 is about 67204.4758777271. The cubic root of 4516441578 is about 1652.9718803784.

The spelling of 4516441578 in words is "four billion, five hundred sixteen million, four hundred forty-one thousand, five hundred seventy-eight".