2381049616 has 45 divisors (see below), whose sum is σ = 5075375893. Its totient is φ = 1081319360.

The previous prime is 2381049577. The next prime is 2381049637. The reversal of 2381049616 is 6169401832.

The square root of 2381049616 is 48796.

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

It can be written as a sum of positive squares in only one way, i.e., 38489616 + 2342560000 = 6204^2 + 48400^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2146470 + ... + 2147578.

Almost surely, 2^2381049616 is an apocalyptic number.

2381049616 is the 48796-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2381049616

2381049616 is an abundant number, since it is smaller than the sum of its proper divisors (2694326277).

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

2381049616 is an equidigital number, since it uses as much as digits as its factorization.

2381049616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2248 (or 1122 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The cubic root of 2381049616 is about 1335.3326923131.

The spelling of 2381049616 in words is "two billion, three hundred eighty-one million, forty-nine thousand, six hundred sixteen".