3781758016 has 21 divisors (see below), whose sum is σ = 7505402439. Its totient is φ = 1890633024.

The previous prime is 3781757989. The next prime is 3781758047. The reversal of 3781758016 is 6108571873.

The square root of 3781758016 is 61496.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 488125 + ... + 495811.

Almost surely, 2^3781758016 is an apocalyptic number.

3781758016 is the 61496-th square number.

It is an amenable number.

3781758016 is a deficient number, since it is larger than the sum of its proper divisors (3723644423).

3781758016 is an frugal number, since it uses more digits than its factorization.

It is an anagram of its base 11 representation: 3781758016 = (1670781853)₁₁.

3781758016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15386 (or 7689 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 46.

The cubic root of 3781758016 is about 1557.9896875105.

The spelling of 3781758016 in words is "three billion, seven hundred eighty-one million, seven hundred fifty-eight thousand, sixteen".