41531631533 has 12 divisors (see below), whose sum is σ = 51154207452. Its totient is φ = 33504508800.

The previous prime is 41531631521. The next prime is 41531631539. The reversal of 41531631533 is 33513613514.

It can be written as a sum of positive squares in 2 ways, for example, as 24380324164 + 17151307369 = 156142^2 + 130963^2 .

It is not a de Polignac number, because 41531631533 - 2¹⁰ = 41531630509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41531631493 and 41531631502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41531631539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24928118 + ... + 24929783.

It is an arithmetic number, because the mean of its divisors is an integer number (4262850621).

Almost surely, 2^41531631533 is an apocalyptic number.

It is an amenable number.

41531631533 is a deficient number, since it is larger than the sum of its proper divisors (9622575919).

41531631533 is a wasteful number, since it uses less digits than its factorization.

41531631533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49857932 (or 49857925 counting only the distinct ones).

The product of its digits is 48600, while the sum is 35.

The spelling of 41531631533 in words is "forty-one billion, five hundred thirty-one million, six hundred thirty-one thousand, five hundred thirty-three".