16452051515 has 16 divisors (see below), whose sum is σ = 19796525280. Its totient is φ = 13125649920.

The previous prime is 16452051491. The next prime is 16452051533. The reversal of 16452051515 is 51515025461.

It is not a de Polignac number, because 16452051515 - 2¹⁸ = 16451789371 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 3604835 + ... + 3609395.

It is an arithmetic number, because the mean of its divisors is an integer number (1237282830).

Almost surely, 2^16452051515 is an apocalyptic number.

16452051515 is a deficient number, since it is larger than the sum of its proper divisors (3344473765).

16452051515 is a wasteful number, since it uses less digits than its factorization.

16452051515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6382.

The product of its (nonzero) digits is 30000, while the sum is 35.

Adding to 16452051515 its reverse (51515025461), we get a palindrome (67967076976).

The spelling of 16452051515 in words is "sixteen billion, four hundred fifty-two million, fifty-one thousand, five hundred fifteen".