26285635500 has 96 divisors (see below), whose sum is σ = 80572477440. Its totient is φ = 6640574400.

The previous prime is 26285635487. The next prime is 26285635513. The reversal of 26285635500 is 553658262.

It is an interprime number because it is at equal distance from previous prime (26285635487) and next prime (26285635513).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 432652 + ... + 489651.

It is an arithmetic number, because the mean of its divisors is an integer number (839296640).

Almost surely, 2^26285635500 is an apocalyptic number.

26285635500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26285635500 is an abundant number, since it is smaller than the sum of its proper divisors (54286841940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26285635500 is a wasteful number, since it uses less digits than its factorization.

26285635500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922344 (or 922332 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 26285635500 in words is "twenty-six billion, two hundred eighty-five million, six hundred thirty-five thousand, five hundred".