4253504644 has 12 divisors (see below), whose sum is σ = 7447497484. Its totient is φ = 2125648224.

The previous prime is 4253504627. The next prime is 4253504657. The reversal of 4253504644 is 4464053524.

4253504644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3140481600 + 1113023044 = 56040^2 + 33362^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267327 + ... + 282790.

Almost surely, 2^4253504644 is an apocalyptic number.

It is an amenable number.

4253504644 is a deficient number, since it is larger than the sum of its proper divisors (3193992840).

4253504644 is a wasteful number, since it uses less digits than its factorization.

4253504644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552054 (or 552052 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

The square root of 4253504644 is about 65218.8979054384. The cubic root of 4253504644 is about 1620.2510208998.

The spelling of 4253504644 in words is "four billion, two hundred fifty-three million, five hundred four thousand, six hundred forty-four".