43397500412 has 96 divisors (see below), whose sum is σ = 92102427648. Its totient is φ = 17491567104.

The previous prime is 43397500369. The next prime is 43397500417. The reversal of 43397500412 is 21400579334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43397500417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9438098 + ... + 9442694.

It is an arithmetic number, because the mean of its divisors is an integer number (959400288).

Almost surely, 2^43397500412 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 43397500412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46051213824).

43397500412 is an abundant number, since it is smaller than the sum of its proper divisors (48704927236).

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

43397500412 is a wasteful number, since it uses less digits than its factorization.

43397500412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4875 (or 4873 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 43397500412 in words is "forty-three billion, three hundred ninety-seven million, five hundred thousand, four hundred twelve".