3785666250 has 160 divisors (see below), whose sum is σ = 10258066368. Its totient is φ = 927360000.

The previous prime is 3785666249. The next prime is 3785666263. The reversal of 3785666250 is 526665873.

3785666250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3785666250.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2740560 + ... + 2741940.

Almost surely, 2^3785666250 is an apocalyptic number.

3785666250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3785666250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5129033184).

3785666250 is an abundant number, since it is smaller than the sum of its proper divisors (6472400118).

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

3785666250 is a wasteful number, since it uses less digits than its factorization.

3785666250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466 (or 1451 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 48.

The square root of 3785666250 is about 61527.7681213938. The cubic root of 3785666250 is about 1558.5262009437.

The spelling of 3785666250 in words is "three billion, seven hundred eighty-five million, six hundred sixty-six thousand, two hundred fifty".