72411737621599 has 2 divisors, whose sum is σ = 72411737621600. Its totient is φ = 72411737621598.

The previous prime is 72411737621591. The next prime is 72411737621633. The reversal of 72411737621599 is 99512673711427.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72411737621599 - 2³ = 72411737621591 is a prime.

It is a super-2 number, since 2×72411737621599² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 72411737621599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72411737621591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36205868810799 + 36205868810800.

It is an arithmetic number, because the mean of its divisors is an integer number (36205868810800).

Almost surely, 2^{72411737621599} is an apocalyptic number.

72411737621599 is a deficient number, since it is larger than the sum of its proper divisors (1).

72411737621599 is an equidigital number, since it uses as much as digits as its factorization.

72411737621599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40007520, while the sum is 64.

The spelling of 72411737621599 in words is "seventy-two trillion, four hundred eleven billion, seven hundred thirty-seven million, six hundred twenty-one thousand, five hundred ninety-nine".