72411737047037 has 2 divisors, whose sum is σ = 72411737047038. Its totient is φ = 72411737047036.

The previous prime is 72411737047019. The next prime is 72411737047043. The reversal of 72411737047037 is 73074073711427.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40424240296036 + 31987496751001 = 6358006^2 + 5655749^2 .

It is an emirp because it is prime and its reverse (73074073711427) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72411737047037 - 2⁴⁰ = 71312225419261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72411737047037.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72411737077037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36205868523518 + 36205868523519.

It is an arithmetic number, because the mean of its divisors is an integer number (36205868523519).

Almost surely, 2^{72411737047037} is an apocalyptic number.

It is an amenable number.

72411737047037 is a deficient number, since it is larger than the sum of its proper divisors (1).

72411737047037 is an equidigital number, since it uses as much as digits as its factorization.

72411737047037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4840416, while the sum is 53.

The spelling of 72411737047037 in words is "seventy-two trillion, four hundred eleven billion, seven hundred thirty-seven million, forty-seven thousand, thirty-seven".