26012414505 has 64 divisors (see below), whose sum is σ = 52047230976. Its totient is φ = 10777536000.

The previous prime is 26012414503. The next prime is 26012414573. The reversal of 26012414505 is 50541421062.

It is not a de Polignac number, because 26012414505 - 2¹ = 26012414503 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26012414501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 348285 + ... + 416325.

It is an arithmetic number, because the mean of its divisors is an integer number (813237984).

Almost surely, 2^26012414505 is an apocalyptic number.

It is an amenable number.

26012414505 is an abundant number, since it is smaller than the sum of its proper divisors (26034816471).

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

26012414505 is a wasteful number, since it uses less digits than its factorization.

26012414505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68398.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 26012414505 its reverse (50541421062), we get a palindrome (76553835567).

The spelling of 26012414505 in words is "twenty-six billion, twelve million, four hundred fourteen thousand, five hundred five".