16500651315 has 8 divisors (see below), whose sum is σ = 26401042128. Its totient is φ = 8800347360.

The previous prime is 16500651301. The next prime is 16500651331. The reversal of 16500651315 is 51315600561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16500651315 - 2¹⁰ = 16500650291 is a prime.

It is a super-2 number, since 2×16500651315² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550021696 + ... + 550021725.

It is an arithmetic number, because the mean of its divisors is an integer number (3300130266).

Almost surely, 2^16500651315 is an apocalyptic number.

16500651315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16500651315 is a deficient number, since it is larger than the sum of its proper divisors (9900390813).

16500651315 is a wasteful number, since it uses less digits than its factorization.

16500651315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100043429.

The product of its (nonzero) digits is 13500, while the sum is 33.

The spelling of 16500651315 in words is "sixteen billion, five hundred million, six hundred fifty-one thousand, three hundred fifteen".