26485102125 has 24 divisors (see below), whose sum is σ = 47743812792. Its totient is φ = 14125387200.

The previous prime is 26485102109. The next prime is 26485102129. The reversal of 26485102125 is 52120158462.

26485102125 is a `hidden beast` number, since 2 + 648 + 5 + 1 + 0 + 2 + 1 + 2 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 899820009 + 25585282116 = 29997^2 + 159954^2 .

It is not a de Polignac number, because 26485102125 - 2⁴ = 26485102109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26485102125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26485102129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11770032 + ... + 11772281.

It is an arithmetic number, because the mean of its divisors is an integer number (1989325533).

Almost surely, 2^26485102125 is an apocalyptic number.

26485102125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26485102125 is a deficient number, since it is larger than the sum of its proper divisors (21258710667).

26485102125 is a wasteful number, since it uses less digits than its factorization.

26485102125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23542334 (or 23542321 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The spelling of 26485102125 in words is "twenty-six billion, four hundred eighty-five million, one hundred two thousand, one hundred twenty-five".