25050733705013 has 4 divisors (see below), whose sum is σ = 25054355330220. Its totient is φ = 25047112079808.

The previous prime is 25050733705007. The next prime is 25050733705037. The reversal of 25050733705013 is 31050733705052.

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 15651217770244 + 9399515934769 = 3956162^2 + 3065863^2 .

It is a cyclic number.

It is not a de Polignac number, because 25050733705013 - 2²⁰ = 25050732656437 is a prime.

It is a super-2 number, since 2×25050733705013² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25050733705043) 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, 1810802228 + ... + 1810816061.

It is an arithmetic number, because the mean of its divisors is an integer number (6263588832555).

Almost surely, 2^{25050733705013} is an apocalyptic number.

It is an amenable number.

25050733705013 is a deficient number, since it is larger than the sum of its proper divisors (3621625207).

25050733705013 is an equidigital number, since it uses as much as digits as its factorization.

25050733705013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3621625206.

The product of its (nonzero) digits is 330750, while the sum is 41.

The spelling of 25050733705013 in words is "twenty-five trillion, fifty billion, seven hundred thirty-three million, seven hundred five thousand, thirteen".