4575638784 has 72 divisors (see below), whose sum is σ = 12242022912. Its totient is φ = 1517178880.

The previous prime is 4575638777. The next prime is 4575638833. The reversal of 4575638784 is 4878365754.

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, 131092 + ... + 162284.

It is an arithmetic number, because the mean of its divisors is an integer number (170028096).

Almost surely, 2^4575638784 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 4575638784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6121011456).

4575638784 is an abundant number, since it is smaller than the sum of its proper divisors (7666384128).

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

4575638784 is a wasteful number, since it uses less digits than its factorization.

4575638784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31403 (or 31389 counting only the distinct ones).

The product of its digits is 22579200, while the sum is 57.

The square root of 4575638784 is about 67643.4681547302. The cubic root of 4575638784 is about 1660.1624150373.

The spelling of 4575638784 in words is "four billion, five hundred seventy-five million, six hundred thirty-eight thousand, seven hundred eighty-four".