4990343472 has 160 divisors (see below), whose sum is σ = 15454100160. Its totient is φ = 1535938560.

The previous prime is 4990343471. The next prime is 4990343473. The reversal of 4990343472 is 2743430994.

It is an interprime number because it is at equal distance from previous prime (4990343471) and next prime (4990343473).

It is not an unprimeable number, because it can be changed into a prime (4990343471) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 382822 + ... + 395642.

It is an arithmetic number, because the mean of its divisors is an integer number (96588126).

Almost surely, 2^4990343472 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 4990343472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7727050080).

4990343472 is an abundant number, since it is smaller than the sum of its proper divisors (10463756688).

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

4990343472 is a wasteful number, since it uses less digits than its factorization.

4990343472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12908 (or 12896 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The square root of 4990343472 is about 70642.3631541301. The cubic root of 4990343472 is about 1708.8744085292.

The spelling of 4990343472 in words is "four billion, nine hundred ninety million, three hundred forty-three thousand, four hundred seventy-two".