2945757775041 has 9 divisors (see below), whose sum is σ = 4254990890241. Its totient is φ = 1963835084052.

The previous prime is 2945757775039. The next prime is 2945757775049. The reversal of 2945757775041 is 1405777575492.

The square root of 2945757775041 is 1716321.

It is a perfect power (a square), and thus also a powerful number.

2945757775041 is a `hidden beast` number, since 2 + 9 + 4 + 5 + 7 + 57 + 77 + 504 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 2945757775041 - 2¹ = 2945757775039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2945757775041.

It is not an unprimeable number, because it can be changed into a prime (2945757775049) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4862910 + ... + 5435016.

Almost surely, 2^{2945757775041} is an apocalyptic number.

2945757775041 is the 1716321-st square number.

2945757775041 is the 858161-st centered octagonal number.

It is an amenable number.

2945757775041 is a deficient number, since it is larger than the sum of its proper divisors (1309233115200).

2945757775041 is an frugal number, since it uses more digits than its factorization.

2945757775041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144220 (or 572110 counting only the distinct ones).

The product of its (nonzero) digits is 86436000, while the sum is 63.

The spelling of 2945757775041 in words is "two trillion, nine hundred forty-five billion, seven hundred fifty-seven million, seven hundred seventy-five thousand, forty-one".