72411737624549 has 2 divisors, whose sum is σ = 72411737624550. Its totient is φ = 72411737624548.

The previous prime is 72411737624531. The next prime is 72411737624609. The reversal of 72411737624549 is 94542673711427.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71870803852225 + 540933772324 = 8477665^2 + 735482^2 .

It is a cyclic number.

It is not a de Polignac number, because 72411737624549 - 2¹⁶ = 72411737559013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72411737624491 and 72411737624500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72411737624509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36205868812274 + 36205868812275.

It is an arithmetic number, because the mean of its divisors is an integer number (36205868812275).

Almost surely, 2^{72411737624549} is an apocalyptic number.

It is an amenable number.

72411737624549 is a deficient number, since it is larger than the sum of its proper divisors (1).

72411737624549 is an equidigital number, since it uses as much as digits as its factorization.

72411737624549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71124480, while the sum is 62.

The spelling of 72411737624549 in words is "seventy-two trillion, four hundred eleven billion, seven hundred thirty-seven million, six hundred twenty-four thousand, five hundred forty-nine".