52525248081 has 8 divisors (see below), whose sum is σ = 70035101760. Its totient is φ = 35016113232.

The previous prime is 52525248073. The next prime is 52525248107. The reversal of 52525248081 is 18084252525.

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

It is not a de Polignac number, because 52525248081 - 2³ = 52525248073 is a prime.

It is a super-2 number, since 2×52525248081² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52525248001) 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, 23676 + ... + 324978.

It is an arithmetic number, because the mean of its divisors is an integer number (8754387720).

Almost surely, 2^52525248081 is an apocalyptic number.

It is an amenable number.

52525248081 is a deficient number, since it is larger than the sum of its proper divisors (17509853679).

52525248081 is a wasteful number, since it uses less digits than its factorization.

52525248081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359415.

The product of its (nonzero) digits is 256000, while the sum is 42.

The spelling of 52525248081 in words is "fifty-two billion, five hundred twenty-five million, two hundred forty-eight thousand, eighty-one".