3778472650 has 12 divisors (see below), whose sum is σ = 7027959222. Its totient is φ = 1511389040.

The previous prime is 3778472641. The next prime is 3778472707. The reversal of 3778472650 is 562748773.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1438912489 + 2339560161 = 37933^2 + 48369^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3778472594 and 3778472603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37784677 + ... + 37784776.

Almost surely, 2^3778472650 is an apocalyptic number.

3778472650 is a deficient number, since it is larger than the sum of its proper divisors (3249486572).

3778472650 is a wasteful number, since it uses less digits than its factorization.

3778472650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75569465 (or 75569460 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 49.

The square root of 3778472650 is about 61469.2821659729. The cubic root of 3778472650 is about 1557.5383939343.

The spelling of 3778472650 in words is "three billion, seven hundred seventy-eight million, four hundred seventy-two thousand, six hundred fifty".