3778734775 has 24 divisors (see below), whose sum is σ = 4749227280. Its totient is φ = 2982071040.

The previous prime is 3778734767. The next prime is 3778734787. The reversal of 3778734775 is 5774378773.

It is a happy number.

It is not a de Polignac number, because 3778734775 - 2³ = 3778734767 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2341869 + ... + 2343481.

It is an arithmetic number, because the mean of its divisors is an integer number (197884470).

Almost surely, 2^3778734775 is an apocalyptic number.

3778734775 is a deficient number, since it is larger than the sum of its proper divisors (970492505).

3778734775 is a wasteful number, since it uses less digits than its factorization.

3778734775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2835 (or 2830 counting only the distinct ones).

The product of its digits is 24202080, while the sum is 58.

The square root of 3778734775 is about 61471.4142915225. The cubic root of 3778734775 is about 1557.5744102782.

The spelling of 3778734775 in words is "three billion, seven hundred seventy-eight million, seven hundred thirty-four thousand, seven hundred seventy-five".