26263890126265 has 8 divisors (see below), whose sum is σ = 34381819801728. Its totient is φ = 19101011000880.

The previous prime is 26263890126259. The next prime is 26263890126269. The reversal of 26263890126265 is 56262109836262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26263890126265 - 2⁵ = 26263890126233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26263890126269) 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, 238762637457 + ... + 238762637566.

It is an arithmetic number, because the mean of its divisors is an integer number (4297727475216).

Almost surely, 2^{26263890126265} is an apocalyptic number.

It is an amenable number.

26263890126265 is a deficient number, since it is larger than the sum of its proper divisors (8117929675463).

26263890126265 is a wasteful number, since it uses less digits than its factorization.

26263890126265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477525275039.

The product of its (nonzero) digits is 22394880, while the sum is 58.

The spelling of 26263890126265 in words is "twenty-six trillion, two hundred sixty-three billion, eight hundred ninety million, one hundred twenty-six thousand, two hundred sixty-five".