13265123458488 has 256 divisors, whose sum is σ = 38242259136000. Its totient is φ = 3792131481600.

The previous prime is 13265123458441. The next prime is 13265123458493. The reversal of 13265123458488 is 88485432156231.

It is a happy number.

It is a super-2 number, since 2×13265123458488² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3914168698 + ... + 3914172086.

It is an arithmetic number, because the mean of its divisors is an integer number (149383824750).

Almost surely, 2^{13265123458488} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13265123458488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19121129568000).

13265123458488 is an abundant number, since it is smaller than the sum of its proper divisors (24977135677512).

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

13265123458488 is a wasteful number, since it uses less digits than its factorization.

13265123458488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6486 (or 6482 counting only the distinct ones).

The product of its digits is 44236800, while the sum is 60.

The spelling of 13265123458488 in words is "thirteen trillion, two hundred sixty-five billion, one hundred twenty-three million, four hundred fifty-eight thousand, four hundred eighty-eight".