3625780856 has 16 divisors (see below), whose sum is σ = 6894091440. Its totient is φ = 1787356480.

The previous prime is 3625780853. The next prime is 3625780903. The reversal of 3625780856 is 6580875263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3625780853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3191141 + ... + 3192276.

It is an arithmetic number, because the mean of its divisors is an integer number (430880715).

Almost surely, 2^3625780856 is an apocalyptic number.

It is an amenable number.

3625780856 is a deficient number, since it is larger than the sum of its proper divisors (3268310584).

3625780856 is a wasteful number, since it uses less digits than its factorization.

3625780856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6383494 (or 6383490 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 50.

The square root of 3625780856 is about 60214.4572009082. The cubic root of 3625780856 is about 1536.2687054770.

The spelling of 3625780856 in words is "three billion, six hundred twenty-five million, seven hundred eighty thousand, eight hundred fifty-six".