26256525313436 has 24 divisors (see below), whose sum is σ = 50130946656000. Its totient is φ = 11933628786800.

The previous prime is 26256525313349. The next prime is 26256525313441. The reversal of 26256525313436 is 63431352565262.

It is a happy number.

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, 28426436 + ... + 29335563.

It is an arithmetic number, because the mean of its divisors is an integer number (2088789444000).

Almost surely, 2^{26256525313436} is an apocalyptic number.

It is an amenable number.

26256525313436 is a deficient number, since it is larger than the sum of its proper divisors (23874421342564).

26256525313436 is a wasteful number, since it uses less digits than its factorization.

26256525313436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57772345 (or 57772343 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 53.

Adding to 26256525313436 its reverse (63431352565262), we get a palindrome (89687877878698).

The spelling of 26256525313436 in words is "twenty-six trillion, two hundred fifty-six billion, five hundred twenty-five million, three hundred thirteen thousand, four hundred thirty-six".