25527530528258 has 32 divisors (see below), whose sum is σ = 43127693291520. Its totient is φ = 11227067874000.

The previous prime is 25527530528257. The next prime is 25527530528329. The reversal of 25527530528258 is 85282503572552.

It is a super-5 number, since 5×25527530528258⁵ (a number of 68 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 25527530528197 and 25527530528206.

It is not an unprimeable number, because it can be changed into a prime (25527530528257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320873 + ... + 7152483.

It is an arithmetic number, because the mean of its divisors is an integer number (1347740415360).

Almost surely, 2^{25527530528258} is an apocalyptic number.

25527530528258 is a deficient number, since it is larger than the sum of its proper divisors (17600162763262).

25527530528258 is a wasteful number, since it uses less digits than its factorization.

25527530528258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6837134.

The product of its (nonzero) digits is 67200000, while the sum is 59.

The spelling of 25527530528258 in words is "twenty-five trillion, five hundred twenty-seven billion, five hundred thirty million, five hundred twenty-eight thousand, two hundred fifty-eight".