3729562816 has 112 divisors (see below), whose sum is σ = 8995940352. Its totient is φ = 1497600000.

The previous prime is 3729562813. The next prime is 3729562829. The reversal of 3729562816 is 6182659273.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 3729562816.

It is not an unprimeable number, because it can be changed into a prime (3729562813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1910641 + ... + 1912591.

It is an arithmetic number, because the mean of its divisors is an integer number (80320896).

Almost surely, 2^3729562816 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 3729562816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4497970176).

3729562816 is an abundant number, since it is smaller than the sum of its proper divisors (5266377536).

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

3729562816 is a wasteful number, since it uses less digits than its factorization.

3729562816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238 (or 2228 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 3729562816 is about 61070.1466839568. The cubic root of 3729562816 is about 1550.7887509696.

The spelling of 3729562816 in words is "three billion, seven hundred twenty-nine million, five hundred sixty-two thousand, eight hundred sixteen".