43425313533 has 24 divisors (see below), whose sum is σ = 72233468736. Its totient is φ = 24625036800.

The previous prime is 43425313513. The next prime is 43425313571. The reversal of 43425313533 is 33531352434.

It is not a de Polignac number, because 43425313533 - 2⁹ = 43425313021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43425313513) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2622628 + ... + 2639133.

It is an arithmetic number, because the mean of its divisors is an integer number (3009727864).

Almost surely, 2^43425313533 is an apocalyptic number.

It is an amenable number.

43425313533 is a deficient number, since it is larger than the sum of its proper divisors (28808155203).

43425313533 is a wasteful number, since it uses less digits than its factorization.

43425313533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5261905 (or 5261902 counting only the distinct ones).

The product of its digits is 194400, while the sum is 36.

Adding to 43425313533 its reverse (33531352434), we get a palindrome (76956665967).

The spelling of 43425313533 in words is "forty-three billion, four hundred twenty-five million, three hundred thirteen thousand, five hundred thirty-three".