4525627664 has 40 divisors (see below), whose sum is σ = 9332404920. Its totient is φ = 2118647808.

The previous prime is 4525627633. The next prime is 4525627693. The reversal of 4525627664 is 4667265254.

It can be written as a sum of positive squares in 4 ways, for example, as 60715264 + 4464912400 = 7792^2 + 66820^2 .

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, 9392 + ... + 95600.

It is an arithmetic number, because the mean of its divisors is an integer number (233310123).

Almost surely, 2^4525627664 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 4525627664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4666202460).

4525627664 is an abundant number, since it is smaller than the sum of its proper divisors (4806777256).

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

4525627664 is a wasteful number, since it uses less digits than its factorization.

4525627664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86427 (or 86421 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 47.

The square root of 4525627664 is about 67272.7854633655. The cubic root of 4525627664 is about 1654.0917929334.

The spelling of 4525627664 in words is "four billion, five hundred twenty-five million, six hundred twenty-seven thousand, six hundred sixty-four".