3778370756 has 12 divisors (see below), whose sum is σ = 6686443260. Its totient is φ = 1867958400.

The previous prime is 3778370707. The next prime is 3778370803. The reversal of 3778370756 is 6570738773.

It can be written as a sum of positive squares in 2 ways, for example, as 1477633600 + 2300737156 = 38440^2 + 47966^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3778370698 and 3778370707.

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, 5306345 + ... + 5307056.

It is an arithmetic number, because the mean of its divisors is an integer number (557203605).

Almost surely, 2^3778370756 is an apocalyptic number.

It is an amenable number.

3778370756 is a deficient number, since it is larger than the sum of its proper divisors (2908072504).

3778370756 is a wasteful number, since it uses less digits than its factorization.

3778370756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10613494 (or 10613492 counting only the distinct ones).

The product of its (nonzero) digits is 5186160, while the sum is 53.

The square root of 3778370756 is about 61468.4533399044. The cubic root of 3778370756 is about 1557.5243931057.

The spelling of 3778370756 in words is "three billion, seven hundred seventy-eight million, three hundred seventy thousand, seven hundred fifty-six".