43233429136 has 20 divisors (see below), whose sum is σ = 83884283964. Its totient is φ = 21585872000.

The previous prime is 43233429131. The next prime is 43233429137. The reversal of 43233429136 is 63192433234.

It can be written as a sum of positive squares in 2 ways, for example, as 37048550400 + 6184878736 = 192480^2 + 78644^2 .

It is not an unprimeable number, because it can be changed into a prime (43233429131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1916095 + ... + 1938526.

Almost surely, 2^43233429136 is an apocalyptic number.

It is an amenable number.

43233429136 is a deficient number, since it is larger than the sum of its proper divisors (40650854828).

43233429136 is a wasteful number, since it uses less digits than its factorization.

43233429136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3855330 (or 3855324 counting only the distinct ones).

The product of its digits is 279936, while the sum is 40.

The spelling of 43233429136 in words is "forty-three billion, two hundred thirty-three million, four hundred twenty-nine thousand, one hundred thirty-six".