26135560 has 32 divisors (see below), whose sum is σ = 64152000. Its totient is φ = 9503680.

The previous prime is 26135539. The next prime is 26135569. The reversal of 26135560 is 6553162.

It is not an unprimeable number, because it can be changed into a prime (26135569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29260 + ... + 30139.

It is an arithmetic number, because the mean of its divisors is an integer number (2004750).

Almost surely, 2^26135560 is an apocalyptic number.

26135560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26135560 is an abundant number, since it is smaller than the sum of its proper divisors (38016440).

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

26135560 is a wasteful number, since it uses less digits than its factorization.

26135560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59421 (or 59417 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 26135560 is about 5112.2949836644. The cubic root of 26135560 is about 296.7635812363.

The spelling of 26135560 in words is "twenty-six million, one hundred thirty-five thousand, five hundred sixty".