3788645651 has 6 divisors (see below), whose sum is σ = 4407200100. Its totient is φ = 3247410516.

The previous prime is 3788645611. The next prime is 3788645659. The reversal of 3788645651 is 1565468873.

It is not a de Polignac number, because 3788645651 - 2¹⁰ = 3788644627 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3788645593 and 3788645602.

It is not an unprimeable number, because it can be changed into a prime (3788645659) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38659601 + ... + 38659698.

It is an arithmetic number, because the mean of its divisors is an integer number (734533350).

Almost surely, 2^3788645651 is an apocalyptic number.

3788645651 is a deficient number, since it is larger than the sum of its proper divisors (618554449).

3788645651 is an equidigital number, since it uses as much as digits as its factorization.

3788645651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77319313 (or 77319306 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 53.

The square root of 3788645651 is about 61551.9751998260. The cubic root of 3788645651 is about 1558.9349583086.

The spelling of 3788645651 in words is "three billion, seven hundred eighty-eight million, six hundred forty-five thousand, six hundred fifty-one".