2945280657124 has 81 divisors (see below), whose sum is σ = 5631641396283. Its totient is φ = 1347189140544.

The previous prime is 2945280657079. The next prime is 2945280657161. The reversal of 2945280657124 is 4217560825492.

The square root of 2945280657124 is 1716182.

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

It can be written as a sum of positive squares in 4 ways, for example, as 1594032502500 + 1351248154624 = 1262550^2 + 1162432^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6648488847 + ... + 6648489289.

Almost surely, 2^{2945280657124} is an apocalyptic number.

2945280657124 is the 1716182-nd square number.

It is an amenable number.

2945280657124 is a deficient number, since it is larger than the sum of its proper divisors (2686360739159).

2945280657124 is an equidigital number, since it uses as much as digits as its factorization.

2945280657124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214 (or 607 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 55.

It can be divided in two parts, 2945280 and 657124, that added together give a square (3602404 = 1898²).

The spelling of 2945280657124 in words is "two trillion, nine hundred forty-five billion, two hundred eighty million, six hundred fifty-seven thousand, one hundred twenty-four".