25031532113 has 8 divisors (see below), whose sum is σ = 28652807040. Its totient is φ = 21421592640.

The previous prime is 25031532103. The next prime is 25031532137. The reversal of 25031532113 is 31123513052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25031532113 - 2¹⁰ = 25031531089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25031532103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2829128 + ... + 2837961.

It is an arithmetic number, because the mean of its divisors is an integer number (3581600880).

Almost surely, 2^25031532113 is an apocalyptic number.

It is an amenable number.

25031532113 is a deficient number, since it is larger than the sum of its proper divisors (3621274927).

25031532113 is an equidigital number, since it uses as much as digits as its factorization.

25031532113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5667727.

The product of its (nonzero) digits is 2700, while the sum is 26.

The spelling of 25031532113 in words is "twenty-five billion, thirty-one million, five hundred thirty-two thousand, one hundred thirteen".