2631343545043 has 2 divisors, whose sum is σ = 2631343545044. Its totient is φ = 2631343545042.

The previous prime is 2631343545037. The next prime is 2631343545091. The reversal of 2631343545043 is 3405453431362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2631343545043 - 2¹³ = 2631343536851 is a prime.

It is not a weakly prime, because it can be changed into another prime (2631343545643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1315671772521 + 1315671772522.

It is an arithmetic number, because the mean of its divisors is an integer number (1315671772522).

Almost surely, 2^{2631343545043} is an apocalyptic number.

2631343545043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2631343545043 is an equidigital number, since it uses as much as digits as its factorization.

2631343545043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 43.

The spelling of 2631343545043 in words is "two trillion, six hundred thirty-one billion, three hundred forty-three million, five hundred forty-five thousand, forty-three".