16665031243050 has 48 divisors (see below), whose sum is σ = 41329526964192. Its totient is φ = 4443981505600.

The previous prime is 16665031243033. The next prime is 16665031243061. The reversal of 16665031243050 is 5034213056661.

It is a junction number, because it is equal to n+sod(n) for n = 16665031242993 and 16665031243011.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44617672 + ... + 44989628.

It is an arithmetic number, because the mean of its divisors is an integer number (861031811754).

Almost surely, 2^{16665031243050} is an apocalyptic number.

16665031243050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16665031243050 is an abundant number, since it is smaller than the sum of its proper divisors (24664495721142).

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

16665031243050 is a wasteful number, since it uses less digits than its factorization.

16665031243050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670663 (or 670658 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 16665031243050 in words is "sixteen trillion, six hundred sixty-five billion, thirty-one million, two hundred forty-three thousand, fifty".