13249806336000 has 1248 divisors, whose sum is σ = 53349935472288. Its totient is φ = 3261490790400.

The previous prime is 13249806335977. The next prime is 13249806336001. The reversal of 13249806336000 is 63360894231.

13249806336000 is a `hidden beast` number, since 1 + 3 + 2 + 4 + 9 + 8 + 0 + 6 + 33 + 600 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1248).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13249806336001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1019215871994 + ... + 1019215872006.

It is an arithmetic number, because the mean of its divisors is an integer number (42748345731).

Almost surely, 2^{13249806336000} is an apocalyptic number.

13249806336000 is a gapful number since it is divisible by the number (10) 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 13249806336000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26674967736144).

13249806336000 is an abundant number, since it is smaller than the sum of its proper divisors (40100129136288).

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

13249806336000 is an frugal number, since it uses more digits than its factorization.

13249806336000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 23 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 13249806336000 in words is "thirteen trillion, two hundred forty-nine billion, eight hundred six million, three hundred thirty-six thousand".