2381516472 has 64 divisors (see below), whose sum is σ = 6288860160. Its totient is φ = 750355200.

The previous prime is 2381516351. The next prime is 2381516477. The reversal of 2381516472 is 2746151832.

It is a self number, because there is not a number n which added to its sum of digits gives 2381516472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2381516477) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5229 + ... + 69212.

It is an arithmetic number, because the mean of its divisors is an integer number (98263440).

Almost surely, 2^2381516472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2381516472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3144430080).

2381516472 is an abundant number, since it is smaller than the sum of its proper divisors (3907343688).

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

2381516472 is a wasteful number, since it uses less digits than its factorization.

2381516472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74524 (or 74520 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 2381516472 is about 48800.7835183002. The cubic root of 2381516472 is about 1335.4199601767.

The spelling of 2381516472 in words is "two billion, three hundred eighty-one million, five hundred sixteen thousand, four hundred seventy-two".