13311647496 has 288 divisors, whose sum is σ = 44539560000. Its totient is φ = 3516659712.

The previous prime is 13311647477. The next prime is 13311647519. The reversal of 13311647496 is 69474611331.

13311647496 is a `hidden beast` number, since 1 + 3 + 3 + 116 + 47 + 496 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8592930 + ... + 8594478.

It is an arithmetic number, because the mean of its divisors is an integer number (154651250).

Almost surely, 2^13311647496 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 13311647496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22269780000).

13311647496 is an abundant number, since it is smaller than the sum of its proper divisors (31227912504).

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

13311647496 is a wasteful number, since it uses less digits than its factorization.

13311647496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661 (or 1637 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The spelling of 13311647496 in words is "thirteen billion, three hundred eleven million, six hundred forty-seven thousand, four hundred ninety-six".