4531664052 has 18 divisors (see below), whose sum is σ = 11455039778. Its totient is φ = 1510554672.

The previous prime is 4531664017. The next prime is 4531664063. The reversal of 4531664052 is 2504661354.

4531664052 is a `hidden beast` number, since 4 + 5 + 3 + 1 + 6 + 640 + 5 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4136290596 + 395373456 = 64314^2 + 19884^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 125879557 = 4531664052 / (4 + 5 + 3 + 1 + 6 + 6 + 4 + 0 + 5 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 4531663998 and 4531664016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62939743 + ... + 62939814.

Almost surely, 2^4531664052 is an apocalyptic number.

It is an amenable number.

4531664052 is an abundant number, since it is smaller than the sum of its proper divisors (6923375726).

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

4531664052 is a wasteful number, since it uses less digits than its factorization.

4531664052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125879567 (or 125879562 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 4531664052 is about 67317.6355199735. The cubic root of 4531664052 is about 1654.8268883046.

The spelling of 4531664052 in words is "four billion, five hundred thirty-one million, six hundred sixty-four thousand, fifty-two".