43525320434133 has 32 divisors (see below), whose sum is σ = 58990328115840. Its totient is φ = 28540796497920.

The previous prime is 43525320434131. The next prime is 43525320434173. The reversal of 43525320434133 is 33143402352534.

It is not a de Polignac number, because 43525320434133 - 2¹ = 43525320434131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43525320434131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 969512235 + ... + 969557127.

It is an arithmetic number, because the mean of its divisors is an integer number (1843447753620).

Almost surely, 2^{43525320434133} is an apocalyptic number.

It is an amenable number.

43525320434133 is a deficient number, since it is larger than the sum of its proper divisors (15465007681707).

43525320434133 is a wasteful number, since it uses less digits than its factorization.

43525320434133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57029.

The product of its (nonzero) digits is 1555200, while the sum is 42.

Adding to 43525320434133 its reverse (33143402352534), we get a palindrome (76668722786667).

The spelling of 43525320434133 in words is "forty-three trillion, five hundred twenty-five billion, three hundred twenty million, four hundred thirty-four thousand, one hundred thirty-three".