43952936616 has 96 divisors (see below), whose sum is σ = 123613776000. Its totient is φ = 14091810432.

The previous prime is 43952936581. The next prime is 43952936641. The reversal of 43952936616 is 61663925934.

43952936616 is a `hidden beast` number, since 43 + 9 + 529 + 3 + 66 + 16 = 666.

43952936616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43952936616² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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, 509125 + ... + 589163.

It is an arithmetic number, because the mean of its divisors is an integer number (1287643500).

Almost surely, 2^43952936616 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 43952936616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61806888000).

43952936616 is an abundant number, since it is smaller than the sum of its proper divisors (79660839384).

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

43952936616 is a wasteful number, since it uses less digits than its factorization.

43952936616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80343 (or 80336 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 54.

The spelling of 43952936616 in words is "forty-three billion, nine hundred fifty-two million, nine hundred thirty-six thousand, six hundred sixteen".