25502050033 has 8 divisors (see below), whose sum is σ = 26187342368. Its totient is φ = 24820949664.

The previous prime is 25502050031. The next prime is 25502050037. The reversal of 25502050033 is 33005020552.

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 25502050033 - 2¹ = 25502050031 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25502050031) 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, 1035660 + ... + 1059997.

It is an arithmetic number, because the mean of its divisors is an integer number (3273417796).

Almost surely, 2^25502050033 is an apocalyptic number.

It is an amenable number.

25502050033 is a deficient number, since it is larger than the sum of its proper divisors (685292335).

25502050033 is a wasteful number, since it uses less digits than its factorization.

25502050033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2095983.

The product of its (nonzero) digits is 4500, while the sum is 25.

Adding to 25502050033 its reverse (33005020552), we get a palindrome (58507070585).

The spelling of 25502050033 in words is "twenty-five billion, five hundred two million, fifty thousand, thirty-three".