43252253331 has 16 divisors (see below), whose sum is σ = 66158805504. Its totient is φ = 24621594624.

The previous prime is 43252253329. The next prime is 43252253389. The reversal of 43252253331 is 13335225234.

It is not a de Polignac number, because 43252253331 - 2¹ = 43252253329 is a prime.

It is a super-2 number, since 2×43252253331² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43252253292 and 43252253301.

It is not an unprimeable number, because it can be changed into a prime (43252253131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3910126 + ... + 3921171.

It is an arithmetic number, because the mean of its divisors is an integer number (4134925344).

Almost surely, 2^43252253331 is an apocalyptic number.

43252253331 is a deficient number, since it is larger than the sum of its proper divisors (22906552173).

43252253331 is a wasteful number, since it uses less digits than its factorization.

43252253331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7831570.

The product of its digits is 64800, while the sum is 33.

Adding to 43252253331 its reverse (13335225234), we get a palindrome (56587478565).

The spelling of 43252253331 in words is "forty-three billion, two hundred fifty-two million, two hundred fifty-three thousand, three hundred thirty-one".