15116505016651 has 16 divisors (see below), whose sum is σ = 15392420960544. Its totient is φ = 14842461060864.

The previous prime is 15116505016637. The next prime is 15116505016661. The reversal of 15116505016651 is 15661050561151.

It is a cyclic number.

It is not a de Polignac number, because 15116505016651 - 2²¹ = 15116502919499 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15116505016598 and 15116505016607.

It is not an unprimeable number, because it can be changed into a prime (15116505016621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231911701 + ... + 231976873.

It is an arithmetic number, because the mean of its divisors is an integer number (962026310034).

Almost surely, 2^{15116505016651} is an apocalyptic number.

15116505016651 is a deficient number, since it is larger than the sum of its proper divisors (275915943893).

15116505016651 is a wasteful number, since it uses less digits than its factorization.

15116505016651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79470.

The product of its (nonzero) digits is 135000, while the sum is 43.

The spelling of 15116505016651 in words is "fifteen trillion, one hundred sixteen billion, five hundred five million, sixteen thousand, six hundred fifty-one".