26112513560 has 48 divisors (see below), whose sum is σ = 68345512560. Its totient is φ = 8952861120.

The previous prime is 26112513541. The next prime is 26112513569. The reversal of 26112513560 is 6531521162.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26112513569) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6659396 + ... + 6663315.

It is an arithmetic number, because the mean of its divisors is an integer number (1423864845).

Almost surely, 2^26112513560 is an apocalyptic number.

26112513560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26112513560 is an abundant number, since it is smaller than the sum of its proper divisors (42232999000).

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

26112513560 is a wasteful number, since it uses less digits than its factorization.

26112513560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13322736 (or 13322725 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 26112513560 in words is "twenty-six billion, one hundred twelve million, five hundred thirteen thousand, five hundred sixty".