3913749312 has 112 divisors (see below), whose sum is σ = 11314736832. Its totient is φ = 1184071680.

The previous prime is 3913749311. The next prime is 3913749337. The reversal of 3913749312 is 2139473193.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3913749311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1851168 + ... + 1853280.

It is an arithmetic number, because the mean of its divisors is an integer number (101024436).

Almost surely, 2^3913749312 is an apocalyptic number.

3913749312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3913749312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5657368416).

3913749312 is an abundant number, since it is smaller than the sum of its proper divisors (7400987520).

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

3913749312 is a wasteful number, since it uses less digits than its factorization.

3913749312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3016 (or 3006 counting only the distinct ones).

The product of its digits is 122472, while the sum is 42.

The square root of 3913749312 is about 62559.9657288909. The cubic root of 3913749312 is about 1575.9085124729.

The spelling of 3913749312 in words is "three billion, nine hundred thirteen million, seven hundred forty-nine thousand, three hundred twelve".