43029696918 has 64 divisors (see below), whose sum is σ = 94896426240. Its totient is φ = 12923584128.

The previous prime is 43029696911. The next prime is 43029696977. The reversal of 43029696918 is 81969692034.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43029696911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6802105 + ... + 6808427.

It is an arithmetic number, because the mean of its divisors is an integer number (1482756660).

Almost surely, 2^43029696918 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43029696918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47448213120).

43029696918 is an abundant number, since it is smaller than the sum of its proper divisors (51866729322).

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

43029696918 is a wasteful number, since it uses less digits than its factorization.

43029696918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8413.

The product of its (nonzero) digits is 5038848, while the sum is 57.

The spelling of 43029696918 in words is "forty-three billion, twenty-nine million, six hundred ninety-six thousand, nine hundred eighteen".