5581380526397 has 8 divisors (see below), whose sum is σ = 6272053033344. Its totient is φ = 4928041668528.

The previous prime is 5581380526363. The next prime is 5581380526417. The reversal of 5581380526397 is 7936250831855.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5581380526397 - 2¹⁸ = 5581380264253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5581380526327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9333411953 + ... + 9333412550.

It is an arithmetic number, because the mean of its divisors is an integer number (784006629168).

Almost surely, 2^{5581380526397} is an apocalyptic number.

It is an amenable number.

5581380526397 is a deficient number, since it is larger than the sum of its proper divisors (690672506947).

5581380526397 is a wasteful number, since it uses less digits than its factorization.

5581380526397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18666824539.

The product of its (nonzero) digits is 54432000, while the sum is 62.

The spelling of 5581380526397 in words is "five trillion, five hundred eighty-one billion, three hundred eighty million, five hundred twenty-six thousand, three hundred ninety-seven".