7725412533 has 16 divisors (see below), whose sum is σ = 10412499456. Its totient is φ = 5094398400.

The previous prime is 7725412529. The next prime is 7725412543. The reversal of 7725412533 is 3352145277.

It is not a de Polignac number, because 7725412533 - 2² = 7725412529 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7725412491 and 7725412500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7725412543) 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 15 ways as a sum of consecutive naturals, for example, 319516 + ... + 342842.

It is an arithmetic number, because the mean of its divisors is an integer number (650781216).

Almost surely, 2^7725412533 is an apocalyptic number.

It is an amenable number.

7725412533 is a deficient number, since it is larger than the sum of its proper divisors (2687086923).

7725412533 is a wasteful number, since it uses less digits than its factorization.

7725412533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24524.

The product of its digits is 176400, while the sum is 39.

The square root of 7725412533 is about 87894.3259431461. The cubic root of 7725412533 is about 1976.8508021798.

The spelling of 7725412533 in words is "seven billion, seven hundred twenty-five million, four hundred twelve thousand, five hundred thirty-three".