4621757616 has 400 divisors, whose sum is σ = 16078286400. Its totient is φ = 1280240640.

The previous prime is 4621757603. The next prime is 4621757633. The reversal of 4621757616 is 6167571264.

4621757616 is a `hidden beast` number, since 4 + 6 + 21 + 7 + 5 + 7 + 616 = 666.

It is a super-2 number, since 2×4621757616² = 42721286922108006912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 16447396 + ... + 16447676.

It is an arithmetic number, because the mean of its divisors is an integer number (40195716).

Almost surely, 2^4621757616 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 4621757616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8039143200).

4621757616 is an abundant number, since it is smaller than the sum of its proper divisors (11456528784).

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

4621757616 is a wasteful number, since it uses less digits than its factorization.

4621757616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 330 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The square root of 4621757616 is about 67983.5098829120. The cubic root of 4621757616 is about 1665.7214891161.

The spelling of 4621757616 in words is "four billion, six hundred twenty-one million, seven hundred fifty-seven thousand, six hundred sixteen".