2045610506523 has 12 divisors (see below), whose sum is σ = 2792385577320. Its totient is φ = 1332025442496.

The previous prime is 2045610506521. The next prime is 2045610506551. The reversal of 2045610506523 is 3256050165402.

It is not a de Polignac number, because 2045610506523 - 2¹ = 2045610506521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2045610506521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184383358 + ... + 184394451.

It is an arithmetic number, because the mean of its divisors is an integer number (232698798110).

Almost surely, 2^{2045610506523} is an apocalyptic number.

2045610506523 is a deficient number, since it is larger than the sum of its proper divisors (746775070797).

2045610506523 is an equidigital number, since it uses as much as digits as its factorization.

2045610506523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368777898 (or 368777855 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 2045610506523 in words is "two trillion, forty-five billion, six hundred ten million, five hundred six thousand, five hundred twenty-three".