673126543133 has 16 divisors (see below), whose sum is σ = 743848128576. Its totient is φ = 604006515840.

The previous prime is 673126543109. The next prime is 673126543163. The reversal of 673126543133 is 331345621376.

It is a cyclic number.

It is not a de Polignac number, because 673126543133 - 2⁶ = 673126543069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673126543163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 660641 + ... + 1335177.

It is an arithmetic number, because the mean of its divisors is an integer number (46490508036).

Almost surely, 2^673126543133 is an apocalyptic number.

It is an amenable number.

673126543133 is a deficient number, since it is larger than the sum of its proper divisors (70721585443).

673126543133 is a wasteful number, since it uses less digits than its factorization.

673126543133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675724.

The product of its digits is 816480, while the sum is 44.

The spelling of 673126543133 in words is "six hundred seventy-three billion, one hundred twenty-six million, five hundred forty-three thousand, one hundred thirty-three".