3788111312 has 20 divisors (see below), whose sum is σ = 7592551620. Its totient is φ = 1828743168.

The previous prime is 3788111303. The next prime is 3788111321. The reversal of 3788111312 is 2131118873.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3788111303) and next prime (3788111321).

It can be written as a sum of positive squares in 2 ways, for example, as 1203812416 + 2584298896 = 34696^2 + 50836^2 .

It is a super-2 number, since 2×3788111312² = 28699574624204722688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4081553 + ... + 4082480.

It is an arithmetic number, because the mean of its divisors is an integer number (379627581).

Almost surely, 2^3788111312 is an apocalyptic number.

It is an amenable number.

3788111312 is an abundant number, since it is smaller than the sum of its proper divisors (3804440308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3788111312 is a wasteful number, since it uses less digits than its factorization.

3788111312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8164070 (or 8164064 counting only the distinct ones).

The product of its digits is 8064, while the sum is 35.

The square root of 3788111312 is about 61547.6344955677. The cubic root of 3788111312 is about 1558.8616657227.

The spelling of 3788111312 in words is "three billion, seven hundred eighty-eight million, one hundred eleven thousand, three hundred twelve".