43530550231 has 8 divisors (see below), whose sum is σ = 49966447520. Its totient is φ = 37148964768.

The previous prime is 43530550201. The next prime is 43530550241. The reversal of 43530550231 is 13205503534.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43530550231 - 2⁷ = 43530550103 is a prime.

It is a super-2 number, since 2×43530550231² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43530550193 and 43530550202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43530550201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13576236 + ... + 13579441.

It is an arithmetic number, because the mean of its divisors is an integer number (6245805940).

Almost surely, 2^43530550231 is an apocalyptic number.

43530550231 is a deficient number, since it is larger than the sum of its proper divisors (6435897289).

43530550231 is a wasteful number, since it uses less digits than its factorization.

43530550231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27155913.

The product of its (nonzero) digits is 27000, while the sum is 31.

The spelling of 43530550231 in words is "forty-three billion, five hundred thirty million, five hundred fifty thousand, two hundred thirty-one".