3816636025 has 12 divisors (see below), whose sum is σ = 4860538732. Its totient is φ = 2970786240.

The previous prime is 3816636013. The next prime is 3816636029. The reversal of 3816636025 is 5206366183.

3816636025 is digitally balanced in base 3, 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 6 ways, for example, as 245736976 + 3570899049 = 15676^2 + 59757^2 .

It is not a de Polignac number, because 3816636025 - 2⁹ = 3816635513 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3816636029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2062122 + ... + 2063971.

Almost surely, 2^3816636025 is an apocalyptic number.

It is an amenable number.

3816636025 is a deficient number, since it is larger than the sum of its proper divisors (1043902707).

3816636025 is a wasteful number, since it uses less digits than its factorization.

3816636025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4126140 (or 4126135 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 3816636025 is about 61778.9286488524. The cubic root of 3816636025 is about 1562.7646604486.

The spelling of 3816636025 in words is "three billion, eight hundred sixteen million, six hundred thirty-six thousand, twenty-five".