72369936053 has 2 divisors, whose sum is σ = 72369936054. Its totient is φ = 72369936052.

The previous prime is 72369935951. The next prime is 72369936091. The reversal of 72369936053 is 35063996327.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71854555249 + 515380804 = 268057^2 + 22702^2 .

It is a cyclic number.

It is not a de Polignac number, because 72369936053 - 2⁸ = 72369935797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72369935986 and 72369936004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72369936953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36184968026 + 36184968027.

It is an arithmetic number, because the mean of its divisors is an integer number (36184968027).

Almost surely, 2^72369936053 is an apocalyptic number.

It is an amenable number.

72369936053 is a deficient number, since it is larger than the sum of its proper divisors (1).

72369936053 is an equidigital number, since it uses as much as digits as its factorization.

72369936053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5511240, while the sum is 53.

The spelling of 72369936053 in words is "seventy-two billion, three hundred sixty-nine million, nine hundred thirty-six thousand, fifty-three".