1301505336255 has 16 divisors (see below), whose sum is σ = 2149583007744. Its totient is φ = 671744689440.

The previous prime is 1301505336251. The next prime is 1301505336289. The reversal of 1301505336255 is 5526335051031.

It is not a de Polignac number, because 1301505336255 - 2² = 1301505336251 is a prime.

It is a super-2 number, since 2×1301505336255² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301505336251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1399467639 + ... + 1399468568.

It is an arithmetic number, because the mean of its divisors is an integer number (134348937984).

Almost surely, 2^{1301505336255} is an apocalyptic number.

1301505336255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1301505336255 is a deficient number, since it is larger than the sum of its proper divisors (848077671489).

1301505336255 is a wasteful number, since it uses less digits than its factorization.

1301505336255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2798936246.

The product of its (nonzero) digits is 202500, while the sum is 39.

The spelling of 1301505336255 in words is "one trillion, three hundred one billion, five hundred five million, three hundred thirty-six thousand, two hundred fifty-five".