41609847431 has 2 divisors, whose sum is σ = 41609847432. Its totient is φ = 41609847430.

The previous prime is 41609847401. The next prime is 41609847437. The reversal of 41609847431 is 13474890614.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41609847431 is a prime.

It is a super-3 number, since 3×41609847431³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41609847437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20804923715 + 20804923716.

It is an arithmetic number, because the mean of its divisors is an integer number (20804923716).

Almost surely, 2^41609847431 is an apocalyptic number.

41609847431 is a deficient number, since it is larger than the sum of its proper divisors (1).

41609847431 is an equidigital number, since it uses as much as digits as its factorization.

41609847431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 41609847431 in words is "forty-one billion, six hundred nine million, eight hundred forty-seven thousand, four hundred thirty-one".