5161006065499 has 8 divisors (see below), whose sum is σ = 5337956730240. Its totient is φ = 4984709563200.

The previous prime is 5161006065497. The next prime is 5161006065511. The reversal of 5161006065499 is 9945606001615.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5161006065499 - 2¹ = 5161006065497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5161006065491) 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, 163524562 + ... + 163556119.

It is an arithmetic number, because the mean of its divisors is an integer number (667244591280).

Almost surely, 2^{5161006065499} is an apocalyptic number.

5161006065499 is a deficient number, since it is larger than the sum of its proper divisors (176950664741).

5161006065499 is a wasteful number, since it uses less digits than its factorization.

5161006065499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327081221.

The product of its (nonzero) digits is 1749600, while the sum is 52.

The spelling of 5161006065499 in words is "five trillion, one hundred sixty-one billion, six million, sixty-five thousand, four hundred ninety-nine".