25533082525803 has 32 divisors (see below), whose sum is σ = 36687367729152. Its totient is φ = 15749378620800.

The previous prime is 25533082525771. The next prime is 25533082525871. The reversal of 25533082525803 is 30852528033552.

It is not a de Polignac number, because 25533082525803 - 2⁵ = 25533082525771 is a prime.

It is a super-3 number, since 3×25533082525803³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (25533082525003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1791901 + ... + 7367297.

It is an arithmetic number, because the mean of its divisors is an integer number (1146480241536).

Almost surely, 2^{25533082525803} is an apocalyptic number.

25533082525803 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

25533082525803 is a deficient number, since it is larger than the sum of its proper divisors (11154285203349).

25533082525803 is a wasteful number, since it uses less digits than its factorization.

25533082525803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5577595.

The product of its (nonzero) digits is 8640000, while the sum is 51.

The spelling of 25533082525803 in words is "twenty-five trillion, five hundred thirty-three billion, eighty-two million, five hundred twenty-five thousand, eight hundred three".