43125310553 has 64 divisors (see below), whose sum is σ = 51480576000. Its totient is φ = 35780569344.

The previous prime is 43125310537. The next prime is 43125310561. The reversal of 43125310553 is 35501352134.

It is not a de Polignac number, because 43125310553 - 2⁴ = 43125310537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43125310253) 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 63 ways as a sum of consecutive naturals, for example, 54109151 + ... + 54109947.

It is an arithmetic number, because the mean of its divisors is an integer number (804384000).

Almost surely, 2^43125310553 is an apocalyptic number.

It is an amenable number.

43125310553 is a deficient number, since it is larger than the sum of its proper divisors (8355265447).

43125310553 is a wasteful number, since it uses less digits than its factorization.

43125310553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014.

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 43125310553 its reverse (35501352134), we get a palindrome (78626662687).

The spelling of 43125310553 in words is "forty-three billion, one hundred twenty-five million, three hundred ten thousand, five hundred fifty-three".