43432225133540 has 12 divisors (see below), whose sum is σ = 91207672780476. Its totient is φ = 17372890053408.

The previous prime is 43432225133497. The next prime is 43432225133567. The reversal of 43432225133540 is 4533152223434.

It can be written as a sum of positive squares in 2 ways, for example, as 28166138323684 + 15266086809856 = 5307178^2 + 3907184^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1085805628319 + ... + 1085805628358.

It is an arithmetic number, because the mean of its divisors is an integer number (7600639398373).

Almost surely, 2^{43432225133540} is an apocalyptic number.

It is an amenable number.

43432225133540 is an abundant number, since it is smaller than the sum of its proper divisors (47775447646936).

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

43432225133540 is a wasteful number, since it uses less digits than its factorization.

43432225133540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171611256686 (or 2171611256684 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 41.

Adding to 43432225133540 its reverse (4533152223434), we get a palindrome (47965377356974).

The spelling of 43432225133540 in words is "forty-three trillion, four hundred thirty-two billion, two hundred twenty-five million, one hundred thirty-three thousand, five hundred forty".