3768139344 has 20 divisors (see below), whose sum is σ = 9734360096. Its totient is φ = 1256046432.

The previous prime is 3768139313. The next prime is 3768139351. The reversal of 3768139344 is 4439318673.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 78502903 = 3768139344 / (3 + 7 + 6 + 8 + 1 + 3 + 9 + 3 + 4 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 3768139293 and 3768139302.

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, 39251404 + ... + 39251499.

Almost surely, 2^3768139344 is an apocalyptic number.

It is an amenable number.

3768139344 is an abundant number, since it is smaller than the sum of its proper divisors (5966220752).

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

3768139344 is a wasteful number, since it uses less digits than its factorization.

3768139344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78502914 (or 78502908 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 48.

The square root of 3768139344 is about 61385.1720206110. The cubic root of 3768139344 is about 1556.1172540246.

The spelling of 3768139344 in words is "three billion, seven hundred sixty-eight million, one hundred thirty-nine thousand, three hundred forty-four".