5161560513545 has 8 divisors (see below), whose sum is σ = 6195010600896. Its totient is φ = 4128489754416.

The previous prime is 5161560513491. The next prime is 5161560513553. The reversal of 5161560513545 is 5453150651615.

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 5161560513545 - 2²⁰ = 5161559464969 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5161560513545.

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, 94802117 + ... + 94856546.

It is an arithmetic number, because the mean of its divisors is an integer number (774376325112).

Almost surely, 2^{5161560513545} is an apocalyptic number.

It is an amenable number.

5161560513545 is a deficient number, since it is larger than the sum of its proper divisors (1033450087351).

5161560513545 is a wasteful number, since it uses less digits than its factorization.

5161560513545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189664111.

The product of its (nonzero) digits is 1350000, while the sum is 47.

The spelling of 5161560513545 in words is "five trillion, one hundred sixty-one billion, five hundred sixty million, five hundred thirteen thousand, five hundred forty-five".