40524425033 has 4 divisors (see below), whose sum is σ = 40525744260. Its totient is φ = 40523105808.

The previous prime is 40524425021. The next prime is 40524425041. The reversal of 40524425033 is 33052442504.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30160574224 + 10363850809 = 173668^2 + 101803^2 .

It is a cyclic number.

It is not a de Polignac number, because 40524425033 - 2¹⁰ = 40524424009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40524425003) 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, 612410 + ... + 675347.

It is an arithmetic number, because the mean of its divisors is an integer number (10131436065).

Almost surely, 2^40524425033 is an apocalyptic number.

It is an amenable number.

40524425033 is a deficient number, since it is larger than the sum of its proper divisors (1319227).

40524425033 is a wasteful number, since it uses less digits than its factorization.

40524425033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319226.

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 40524425033 its reverse (33052442504), we get a palindrome (73576867537).

The spelling of 40524425033 in words is "forty billion, five hundred twenty-four million, four hundred twenty-five thousand, thirty-three".