13275495744 has 112 divisors (see below), whose sum is σ = 40212678528. Its totient is φ = 3786375168.

The previous prime is 13275495731. The next prime is 13275495797. The reversal of 13275495744 is 44759457231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×13275495744² (a number of 21 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 15 ways as a sum of consecutive naturals, for example, 788664 + ... + 805320.

Almost surely, 2^13275495744 is an apocalyptic number.

13275495744 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13275495744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20106339264).

13275495744 is an abundant number, since it is smaller than the sum of its proper divisors (26937182784).

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

13275495744 is a wasteful number, since it uses less digits than its factorization.

13275495744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17272 (or 17262 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 51.

The spelling of 13275495744 in words is "thirteen billion, two hundred seventy-five million, four hundred ninety-five thousand, seven hundred forty-four".