4249626816 has 112 divisors (see below), whose sum is σ = 12289536000. Its totient is φ = 1290178560.

The previous prime is 4249626751. The next prime is 4249626817. The reversal of 4249626816 is 6186269424.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (4249626817) 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, 80185 + ... + 122183.

It is an arithmetic number, because the mean of its divisors is an integer number (109728000).

Almost surely, 2^4249626816 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 4249626816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6144768000).

4249626816 is an abundant number, since it is smaller than the sum of its proper divisors (8039909184).

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

4249626816 is a wasteful number, since it uses less digits than its factorization.

4249626816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42062 (or 42052 counting only the distinct ones).

The product of its digits is 995328, while the sum is 48.

The square root of 4249626816 is about 65189.1617985689. The cubic root of 4249626816 is about 1619.7584886122.

The spelling of 4249626816 in words is "four billion, two hundred forty-nine million, six hundred twenty-six thousand, eight hundred sixteen".