25000035000013 has 8 divisors (see below), whose sum is σ = 25582244323328. Its totient is φ = 24417862638624.

The previous prime is 25000035000011. The next prime is 25000035000043. The reversal of 25000035000013 is 31000053000052.

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 25000035000013 - 2¹ = 25000035000011 is a prime.

It is a super-3 number, since 3×25000035000013³ (a number of 41 digits) contains 333 as substring.

It is the 5000004-th Hogben number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25000035000011) by changing a digit.

It is a nontrivial repunit in base 5000003.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7869645 + ... + 10579762.

It is an arithmetic number, because the mean of its divisors is an integer number (3197780540416).

Almost surely, 2^{25000035000013} is an apocalyptic number.

It is an amenable number.

25000035000013 is a deficient number, since it is larger than the sum of its proper divisors (582209323315).

25000035000013 is a wasteful number, since it uses less digits than its factorization.

25000035000013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18480963.

The product of its (nonzero) digits is 450, while the sum is 19.

Adding to 25000035000013 its reverse (31000053000052), we get a palindrome (56000088000065).

The spelling of 25000035000013 in words is "twenty-five trillion, thirty-five million, thirteen", and thus it is an aban number and an uban number.