26053012540 has 24 divisors (see below), whose sum is σ = 54719848512. Its totient is φ = 10419581760.

The previous prime is 26053012471. The next prime is 26053012577. The reversal of 26053012540 is 4521035062.

It is a junction number, because it is equal to n+sod(n) for n = 26053012499 and 26053012508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34605 + ... + 230875.

It is an arithmetic number, because the mean of its divisors is an integer number (2279993688).

Almost surely, 2^26053012540 is an apocalyptic number.

26053012540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26053012540 is an abundant number, since it is smaller than the sum of its proper divisors (28666835972).

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

26053012540 is a wasteful number, since it uses less digits than its factorization.

26053012540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202917 (or 202915 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 26053012540 in words is "twenty-six billion, fifty-three million, twelve thousand, five hundred forty".