25028216003 has 8 divisors (see below), whose sum is σ = 29072588640. Its totient is φ = 21101071680.

The previous prime is 25028215987. The next prime is 25028216029. The reversal of 25028216003 is 30061282052.

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 25028216003 - 2⁴ = 25028215987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25028216053) 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, 29306618 + ... + 29307471.

It is an arithmetic number, because the mean of its divisors is an integer number (3634073580).

Almost surely, 2^25028216003 is an apocalyptic number.

25028216003 is a deficient number, since it is larger than the sum of its proper divisors (4044372637).

25028216003 is an equidigital number, since it uses as much as digits as its factorization.

25028216003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58614157.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 25028216003 its reverse (30061282052), we get a palindrome (55089498055).

The spelling of 25028216003 in words is "twenty-five billion, twenty-eight million, two hundred sixteen thousand, three".