537129436489 has 16 divisors (see below), whose sum is σ = 558971488000. Its totient is φ = 515681023104.

The previous prime is 537129436433. The next prime is 537129436531. The reversal of 537129436489 is 984634921735.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 537129436489 - 2⁹ = 537129435977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (537129434489) 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, 4787962 + ... + 4898860.

It is an arithmetic number, because the mean of its divisors is an integer number (34935718000).

Almost surely, 2^537129436489 is an apocalyptic number.

It is an amenable number.

537129436489 is a deficient number, since it is larger than the sum of its proper divisors (21842051511).

537129436489 is a wasteful number, since it uses less digits than its factorization.

537129436489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112672.

The product of its digits is 39191040, while the sum is 61.

The spelling of 537129436489 in words is "five hundred thirty-seven billion, one hundred twenty-nine million, four hundred thirty-six thousand, four hundred eighty-nine".