13963885650 has 768 divisors, whose sum is σ = 49196851200. Its totient is φ = 2897337600.

The previous prime is 13963885643. The next prime is 13963885667. The reversal of 13963885650 is 5658836931.

13963885650 is a `hidden beast` number, since 13 + 9 + 63 + 8 + 8 + 565 + 0 = 666.

13963885650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 297103927 + ... + 297103973.

It is an arithmetic number, because the mean of its divisors is an integer number (64058400).

Almost surely, 2^13963885650 is an apocalyptic number.

13963885650 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 13963885650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24598425600).

13963885650 is an abundant number, since it is smaller than the sum of its proper divisors (35232965550).

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

13963885650 is a wasteful number, since it uses less digits than its factorization.

13963885650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 54.

The spelling of 13963885650 in words is "thirteen billion, nine hundred sixty-three million, eight hundred eighty-five thousand, six hundred fifty".