72936842029 has 2 divisors, whose sum is σ = 72936842030. Its totient is φ = 72936842028.

The previous prime is 72936841979. The next prime is 72936842071. The reversal of 72936842029 is 92024863927.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56871279529 + 16065562500 = 238477^2 + 126750^2 .

It is a cyclic number.

It is not a de Polignac number, because 72936842029 - 2³³ = 64346907437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72936842089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36468421014 + 36468421015.

It is an arithmetic number, because the mean of its divisors is an integer number (36468421015).

Almost surely, 2^72936842029 is an apocalyptic number.

It is an amenable number.

72936842029 is a deficient number, since it is larger than the sum of its proper divisors (1).

72936842029 is an equidigital number, since it uses as much as digits as its factorization.

72936842029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 72936842029 in words is "seventy-two billion, nine hundred thirty-six million, eight hundred forty-two thousand, twenty-nine".