5155466645515 has 8 divisors (see below), whose sum is σ = 6337451681568. Its totient is φ = 4023778845120.

The previous prime is 5155466645509. The next prime is 5155466645519.

5155466645515 is nontrivially palindromic in base 10.

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

It is a de Polignac number, because none of the positive numbers 2^k-5155466645515 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5155466645515.

It is not an unprimeable number, because it can be changed into a prime (5155466645519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12574308687 + ... + 12574309096.

It is an arithmetic number, because the mean of its divisors is an integer number (792181460196).

Almost surely, 2^{5155466645515} is an apocalyptic number.

5155466645515 is a deficient number, since it is larger than the sum of its proper divisors (1181985036053).

5155466645515 is a wasteful number, since it uses less digits than its factorization.

5155466645515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25148617829.

The product of its digits is 54000000, while the sum is 58.

The spelling of 5155466645515 in words is "five trillion, one hundred fifty-five billion, four hundred sixty-six million, six hundred forty-five thousand, five hundred fifteen".