3778773696 has 42 divisors (see below), whose sum is σ = 10831174172. Its totient is φ = 1259591040.

The previous prime is 3778773683. The next prime is 3778773709. The reversal of 3778773696 is 6963778773.

It is an interprime number because it is at equal distance from previous prime (3778773683) and next prime (3778773709).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 3279610 + ... + 3280761.

Almost surely, 2^3778773696 is an apocalyptic number.

3778773696 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3778773696 is an abundant number, since it is smaller than the sum of its proper divisors (7052400476).

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

3778773696 is a wasteful number, since it uses less digits than its factorization.

3778773696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6560389 (or 6560376 counting only the distinct ones).

The product of its digits is 56010528, while the sum is 63.

The square root of 3778773696 is about 61471.7308687497. The cubic root of 3778773696 is about 1557.5797579363.

The spelling of 3778773696 in words is "three billion, seven hundred seventy-eight million, seven hundred seventy-three thousand, six hundred ninety-six".