5132428193581 has 8 divisors (see below), whose sum is σ = 5527548463640. Its totient is φ = 4737353366592.

The previous prime is 5132428193579. The next prime is 5132428193591. The reversal of 5132428193581 is 1853918242315.

It can be written as a sum of positive squares in 4 ways, for example, as 1084324433481 + 4048103760100 = 1041309^2 + 2011990^2 .

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 5132428193581 - 2¹ = 5132428193579 is a prime.

It is a super-2 number, since 2×5132428193581² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5132428193591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11126010 + ... + 11578123.

It is an arithmetic number, because the mean of its divisors is an integer number (690943557955).

Almost surely, 2^{5132428193581} is an apocalyptic number.

It is an amenable number.

5132428193581 is a deficient number, since it is larger than the sum of its proper divisors (395120270059).

5132428193581 is a wasteful number, since it uses less digits than its factorization.

5132428193581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22721535.

The product of its digits is 2073600, while the sum is 52.

The spelling of 5132428193581 in words is "five trillion, one hundred thirty-two billion, four hundred twenty-eight million, one hundred ninety-three thousand, five hundred eighty-one".