43116430656 has 336 divisors, whose sum is σ = 131148124800. Its totient is φ = 12424679424.

The previous prime is 43116430597. The next prime is 43116430661. The reversal of 43116430656 is 65603461134.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 98214885 + ... + 98215323.

It is an arithmetic number, because the mean of its divisors is an integer number (390321800).

Almost surely, 2^43116430656 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 43116430656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65574062400).

43116430656 is an abundant number, since it is smaller than the sum of its proper divisors (88031694144).

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

43116430656 is a wasteful number, since it uses less digits than its factorization.

43116430656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 43116430656 in words is "forty-three billion, one hundred sixteen million, four hundred thirty thousand, six hundred fifty-six".