2845324602481 has 9 divisors (see below), whose sum is σ = 2880160365369. Its totient is φ = 2810905264836.

The previous prime is 2845324602469. The next prime is 2845324602781. The reversal of 2845324602481 is 1842064235482.

The square root of 2845324602481 is 1686809.

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

It is not a de Polignac number, because 2845324602481 - 2²⁵ = 2845291048049 is a prime.

It is a super-2 number, since 2×2845324602481² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2845324602431) 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, 139994986 + ... + 140015308.

Almost surely, 2^{2845324602481} is an apocalyptic number.

2845324602481 is the 1686809-th square number.

2845324602481 is the 843405-th centered octagonal number.

It is an amenable number.

2845324602481 is a deficient number, since it is larger than the sum of its proper divisors (34835762888).

2845324602481 is an frugal number, since it uses more digits than its factorization.

2845324602481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40812 (or 20406 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 49.

Multiplying 2845324602481 by its sum of digits (49), we get a square (139420905521569 = 11807663²).

The spelling of 2845324602481 in words is "two trillion, eight hundred forty-five billion, three hundred twenty-four million, six hundred two thousand, four hundred eighty-one".