4253209745 has 8 divisors (see below), whose sum is σ = 5279846760. Its totient is φ = 3285237760.

The previous prime is 4253209721. The next prime is 4253209801. The reversal of 4253209745 is 5479023524.

4253209745 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 4 ways, for example, as 58186384 + 4195023361 = 7628^2 + 64769^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4253209745 - 2¹⁶ = 4253144209 is a prime.

It is a super-3 number, since 3×4253209745³ (a number of 30 digits) contains 333 as substring.

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, 14666096 + ... + 14666385.

It is an arithmetic number, because the mean of its divisors is an integer number (659980845).

Almost surely, 2^4253209745 is an apocalyptic number.

It is an amenable number.

4253209745 is a deficient number, since it is larger than the sum of its proper divisors (1026637015).

4253209745 is a wasteful number, since it uses less digits than its factorization.

4253209745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29332515.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 4253209745 is about 65216.6370261454. The cubic root of 4253209745 is about 1620.2135755860.

The spelling of 4253209745 in words is "four billion, two hundred fifty-three million, two hundred nine thousand, seven hundred forty-five".