25052351033 has 4 divisors (see below), whose sum is σ = 25074942180. Its totient is φ = 25029759888.

The previous prime is 25052351011. The next prime is 25052351039. The reversal of 25052351033 is 33015325052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1159538704 + 23892812329 = 34052^2 + 154573^2 .

It is a cyclic number.

It is not a de Polignac number, because 25052351033 - 2¹⁰ = 25052350009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25052350987 and 25052351005.

It is not an unprimeable number, because it can be changed into a prime (25052351039) 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, 11293910 + ... + 11296127.

It is an arithmetic number, because the mean of its divisors is an integer number (6268735545).

Almost surely, 2^25052351033 is an apocalyptic number.

It is an amenable number.

25052351033 is a deficient number, since it is larger than the sum of its proper divisors (22591147).

25052351033 is a wasteful number, since it uses less digits than its factorization.

25052351033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22591146.

The product of its (nonzero) digits is 13500, while the sum is 29.

Adding to 25052351033 its reverse (33015325052), we get a palindrome (58067676085).

The spelling of 25052351033 in words is "twenty-five billion, fifty-two million, three hundred fifty-one thousand, thirty-three".