31743534510473 has 2 divisors, whose sum is σ = 31743534510474. Its totient is φ = 31743534510472.

The previous prime is 31743534510461. The next prime is 31743534510503. The reversal of 31743534510473 is 37401543534713.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21764809486729 + 9978725023744 = 4665277^2 + 3158912^2 .

It is a cyclic number.

It is not a de Polignac number, because 31743534510473 - 2¹⁸ = 31743534248329 is a prime.

It is not a weakly prime, because it can be changed into another prime (31743534710473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15871767255236 + 15871767255237.

It is an arithmetic number, because the mean of its divisors is an integer number (15871767255237).

Almost surely, 2^{31743534510473} is an apocalyptic number.

It is an amenable number.

31743534510473 is a deficient number, since it is larger than the sum of its proper divisors (1).

31743534510473 is an equidigital number, since it uses as much as digits as its factorization.

31743534510473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6350400, while the sum is 50.

The spelling of 31743534510473 in words is "thirty-one trillion, seven hundred forty-three billion, five hundred thirty-four million, five hundred ten thousand, four hundred seventy-three".