5872438148581 has 4 divisors (see below), whose sum is σ = 5997383641152. Its totient is φ = 5747492656012.

The previous prime is 5872438148543. The next prime is 5872438148593. The reversal of 5872438148581 is 1858418342785.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5872438148581 - 2¹³ = 5872438140389 is a prime.

It is a super-2 number, since 2×5872438148581² (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 (5872438148531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62472746215 + ... + 62472746308.

It is an arithmetic number, because the mean of its divisors is an integer number (1499345910288).

Almost surely, 2^{5872438148581} is an apocalyptic number.

It is an amenable number.

5872438148581 is a deficient number, since it is larger than the sum of its proper divisors (124945492571).

5872438148581 is a wasteful number, since it uses less digits than its factorization.

5872438148581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124945492570.

The product of its digits is 68812800, while the sum is 64.

The spelling of 5872438148581 in words is "five trillion, eight hundred seventy-two billion, four hundred thirty-eight million, one hundred forty-eight thousand, five hundred eighty-one".