43363220616 has 128 divisors (see below), whose sum is σ = 122768342400. Its totient is φ = 14178447360.

The previous prime is 43363220557. The next prime is 43363220623. The reversal of 43363220616 is 61602236334.

43363220616 is a `hidden beast` number, since 4 + 3 + 3 + 6 + 32 + 2 + 0 + 616 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3481536 + ... + 3493968.

It is an arithmetic number, because the mean of its divisors is an integer number (959127675).

Almost surely, 2^43363220616 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 43363220616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61384171200).

43363220616 is an abundant number, since it is smaller than the sum of its proper divisors (79405121784).

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

43363220616 is a wasteful number, since it uses less digits than its factorization.

43363220616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12756 (or 12746 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The spelling of 43363220616 in words is "forty-three billion, three hundred sixty-three million, two hundred twenty thousand, six hundred sixteen".