4637422816 has 48 divisors (see below), whose sum is σ = 9853873344. Its totient is φ = 2135637504.

The previous prime is 4637422781. The next prime is 4637422831. The reversal of 4637422816 is 6182247364.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180570 + ... + 204646.

It is an arithmetic number, because the mean of its divisors is an integer number (205289028).

Almost surely, 2^4637422816 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 4637422816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4926936672).

4637422816 is an abundant number, since it is smaller than the sum of its proper divisors (5216450528).

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

4637422816 is a wasteful number, since it uses less digits than its factorization.

4637422816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24563 (or 24555 counting only the distinct ones).

The product of its digits is 387072, while the sum is 43.

The square root of 4637422816 is about 68098.6256542671. The cubic root of 4637422816 is about 1667.6013247817.

The spelling of 4637422816 in words is "four billion, six hundred thirty-seven million, four hundred twenty-two thousand, eight hundred sixteen".