16505336350 has 24 divisors (see below), whose sum is σ = 30741313680. Its totient is φ = 6593233920.

The previous prime is 16505336213. The next prime is 16505336381. The reversal of 16505336350 is 5363350561.

It is a super-2 number, since 2×16505336350² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184995 + ... + 259294.

It is an arithmetic number, because the mean of its divisors is an integer number (1280888070).

Almost surely, 2^16505336350 is an apocalyptic number.

16505336350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16505336350 is a deficient number, since it is larger than the sum of its proper divisors (14235977330).

16505336350 is a wasteful number, since it uses less digits than its factorization.

16505336350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445044 (or 445039 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 37.

The spelling of 16505336350 in words is "sixteen billion, five hundred five million, three hundred thirty-six thousand, three hundred fifty".