13161500496 has 120 divisors (see below), whose sum is σ = 38479162176. Its totient is φ = 4191644160.

The previous prime is 13161500467. The next prime is 13161500503. The reversal of 13161500496 is 69400516131.

13161500496 is a `hidden beast` number, since 1 + 3 + 1 + 61 + 500 + 4 + 96 = 666.

It is a super-3 number, since 3×13161500496³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 13161500496.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3949551 + ... + 3952881.

Almost surely, 2^13161500496 is an apocalyptic number.

13161500496 is a gapful number since it is divisible by the number (16) 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 13161500496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19239581088).

13161500496 is an abundant number, since it is smaller than the sum of its proper divisors (25317661680).

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

13161500496 is a wasteful number, since it uses less digits than its factorization.

13161500496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4561 (or 4552 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 13161500496 in words is "thirteen billion, one hundred sixty-one million, five hundred thousand, four hundred ninety-six".