13516202545 has 8 divisors (see below), whose sum is σ = 16220408040. Its totient is φ = 10812318720.

The previous prime is 13516202543. The next prime is 13516202569. The reversal of 13516202545 is 54520261531.

It can be written as a sum of positive squares in 4 ways, for example, as 3231808801 + 10284393744 = 56849^2 + 101412^2 .

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

It is not a de Polignac number, because 13516202545 - 2¹ = 13516202543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13516202545.

It is not an unprimeable number, because it can be changed into a prime (13516202543) 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, 24465 + ... + 166225.

It is an arithmetic number, because the mean of its divisors is an integer number (2027551005).

Almost surely, 2^13516202545 is an apocalyptic number.

It is an amenable number.

13516202545 is a deficient number, since it is larger than the sum of its proper divisors (2704205495).

13516202545 is a wasteful number, since it uses less digits than its factorization.

13516202545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160835.

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 13516202545 in words is "thirteen billion, five hundred sixteen million, two hundred two thousand, five hundred forty-five".