5021051616 has 144 divisors (see below), whose sum is σ = 17028071424. Its totient is φ = 1372200192.

The previous prime is 5021051579. The next prime is 5021051621. The reversal of 5021051616 is 6161501205.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×5021051616² = 50421918661072422912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5021051616.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7776 + ... + 100511.

It is an arithmetic number, because the mean of its divisors is an integer number (118250496).

Almost surely, 2^5021051616 is an apocalyptic number.

5021051616 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5021051616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8514035712).

5021051616 is an abundant number, since it is smaller than the sum of its proper divisors (12007019808).

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

5021051616 is a wasteful number, since it uses less digits than its factorization.

5021051616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108333 (or 108322 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 5021051616 is about 70859.3791674751. The cubic root of 5021051616 is about 1712.3724369506.

The spelling of 5021051616 in words is "five billion, twenty-one million, fifty-one thousand, six hundred sixteen".