2660510554103 has 4 divisors (see below), whose sum is σ = 2661237671880. Its totient is φ = 2659783436328.

The previous prime is 2660510554067. The next prime is 2660510554151. The reversal of 2660510554103 is 3014550150662.

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

It is a cyclic number.

It is not a de Polignac number, because 2660510554103 - 2²⁴ = 2660493776887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2660510554703) 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, 363553400 + ... + 363560717.

It is an arithmetic number, because the mean of its divisors is an integer number (665309417970).

Almost surely, 2^{2660510554103} is an apocalyptic number.

2660510554103 is a deficient number, since it is larger than the sum of its proper divisors (727117777).

2660510554103 is an equidigital number, since it uses as much as digits as its factorization.

2660510554103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727117776.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 2660510554103 in words is "two trillion, six hundred sixty billion, five hundred ten million, five hundred fifty-four thousand, one hundred three".