16294981050 has 144 divisors (see below), whose sum is σ = 45340788480. Its totient is φ = 4191264000.

The previous prime is 16294981037. The next prime is 16294981103. The reversal of 16294981050 is 5018949261.

16294981050 is a `hidden beast` number, since 1 + 629 + 4 + 9 + 8 + 10 + 5 + 0 = 666.

It is a super-3 number, since 3×16294981050³ (a number of 32 digits) contains 333 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 16294980987 and 16294981005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4615686 + ... + 4619214.

Almost surely, 2^16294981050 is an apocalyptic number.

16294981050 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 16294981050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22670394240).

16294981050 is an abundant number, since it is smaller than the sum of its proper divisors (29045807430).

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

16294981050 is a wasteful number, since it uses less digits than its factorization.

16294981050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3909 (or 3901 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The spelling of 16294981050 in words is "sixteen billion, two hundred ninety-four million, nine hundred eighty-one thousand, fifty".