2505441055345 has 16 divisors (see below), whose sum is σ = 3008743395840. Its totient is φ = 2002877100864.

The previous prime is 2505441055301. The next prime is 2505441055363. The reversal of 2505441055345 is 5435501445052.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2505441055345 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78952872 + ... + 78984598.

It is an arithmetic number, because the mean of its divisors is an integer number (188046462240).

Almost surely, 2^{2505441055345} is an apocalyptic number.

It is an amenable number.

2505441055345 is a deficient number, since it is larger than the sum of its proper divisors (503302340495).

2505441055345 is a wasteful number, since it uses less digits than its factorization.

2505441055345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42864.

The product of its (nonzero) digits is 1200000, while the sum is 43.

The spelling of 2505441055345 in words is "two trillion, five hundred five billion, four hundred forty-one million, fifty-five thousand, three hundred forty-five".