13349204663850 has 480 divisors, whose sum is σ = 42707749296960. Its totient is φ = 3057554304000.

The previous prime is 13349204663833. The next prime is 13349204663863. The reversal of 13349204663850 is 5836640294331.

13349204663850 is a `hidden beast` number, since 1 + 3 + 3 + 492 + 0 + 46 + 63 + 8 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 315704710 + ... + 315746990.

It is an arithmetic number, because the mean of its divisors is an integer number (88974477702).

Almost surely, 2^{13349204663850} is an apocalyptic number.

13349204663850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13349204663850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21353874648480).

13349204663850 is an abundant number, since it is smaller than the sum of its proper divisors (29358544633110).

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

13349204663850 is a wasteful number, since it uses less digits than its factorization.

13349204663850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42708 (or 42694 counting only the distinct ones).

The product of its (nonzero) digits is 11197440, while the sum is 54.

The spelling of 13349204663850 in words is "thirteen trillion, three hundred forty-nine billion, two hundred four million, six hundred sixty-three thousand, eight hundred fifty".