28258010825835 has 16 divisors (see below), whose sum is σ = 51671791224576. Its totient is φ = 12917947806048.

The previous prime is 28258010825833. The next prime is 28258010825873. The reversal of 28258010825835 is 53852801085282.

It is not a de Polignac number, because 28258010825835 - 2¹ = 28258010825833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28258010825833) 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, 134561956209 + ... + 134561956418.

It is an arithmetic number, because the mean of its divisors is an integer number (3229486951536).

Almost surely, 2^{28258010825835} is an apocalyptic number.

28258010825835 is a deficient number, since it is larger than the sum of its proper divisors (23413780398741).

28258010825835 is a wasteful number, since it uses less digits than its factorization.

28258010825835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269123912642.

The product of its (nonzero) digits is 12288000, while the sum is 57.

The spelling of 28258010825835 in words is "twenty-eight trillion, two hundred fifty-eight billion, ten million, eight hundred twenty-five thousand, eight hundred thirty-five".