65012541563203 has 4 divisors (see below), whose sum is σ = 70013506298848. Its totient is φ = 60011576827560.

The previous prime is 65012541563183. The next prime is 65012541563213. The reversal of 65012541563203 is 30236514521056.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65012541563203 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 65012541563203.

It is not an unprimeable number, because it can be changed into a prime (65012541563213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2500482367803 + ... + 2500482367828.

It is an arithmetic number, because the mean of its divisors is an integer number (17503376574712).

Almost surely, 2^{65012541563203} is an apocalyptic number.

65012541563203 is a deficient number, since it is larger than the sum of its proper divisors (5000964735645).

65012541563203 is a wasteful number, since it uses less digits than its factorization.

65012541563203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000964735644.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 65012541563203 in words is "sixty-five trillion, twelve billion, five hundred forty-one million, five hundred sixty-three thousand, two hundred three".