25512004511331 has 8 divisors (see below), whose sum is σ = 36632621862480. Its totient is φ = 15699695083872.

The previous prime is 25512004511299. The next prime is 25512004511341. The reversal of 25512004511331 is 13311540021552.

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

It is not a de Polignac number, because 25512004511331 - 2⁵ = 25512004511299 is a prime.

It is a super-2 number, since 2×25512004511331² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25512004511292 and 25512004511301.

It is not an unprimeable number, because it can be changed into a prime (25512004511341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327076980876 + ... + 327076980953.

It is an arithmetic number, because the mean of its divisors is an integer number (4579077732810).

Almost surely, 2^{25512004511331} is an apocalyptic number.

25512004511331 is a deficient number, since it is larger than the sum of its proper divisors (11120617351149).

25512004511331 is a wasteful number, since it uses less digits than its factorization.

25512004511331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654153961845.

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 25512004511331 its reverse (13311540021552), we get a palindrome (38823544532883).

The spelling of 25512004511331 in words is "twenty-five trillion, five hundred twelve billion, four million, five hundred eleven thousand, three hundred thirty-one".