3813628251 has 8 divisors (see below), whose sum is σ = 5134205440. Its totient is φ = 2517734952.

The previous prime is 3813628237. The next prime is 3813628279. The reversal of 3813628251 is 1528263183.

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

It is not a de Polignac number, because 3813628251 - 2⁵ = 3813628219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3813628051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6170611 + ... + 6171228.

It is an arithmetic number, because the mean of its divisors is an integer number (641775680).

Almost surely, 2^3813628251 is an apocalyptic number.

3813628251 is a deficient number, since it is larger than the sum of its proper divisors (1320577189).

3813628251 is a wasteful number, since it uses less digits than its factorization.

3813628251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12341945.

The product of its digits is 69120, while the sum is 39.

The square root of 3813628251 is about 61754.5808098476. The cubic root of 3813628251 is about 1562.3540302337.

The spelling of 3813628251 in words is "three billion, eight hundred thirteen million, six hundred twenty-eight thousand, two hundred fifty-one".