1825773413265 has 24 divisors (see below), whose sum is σ = 3166882453800. Its totient is φ = 973066270464.

The previous prime is 1825773413263. The next prime is 1825773413281. The reversal of 1825773413265 is 5623143775281.

1825773413265 is a `hidden beast` number, since 1 + 8 + 2 + 577 + 3 + 4 + 1 + 3 + 2 + 65 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 899022556224 + 926750857041 = 948168^2 + 962679^2 .

It is not a de Polignac number, because 1825773413265 - 2¹ = 1825773413263 is a prime.

It is a super-4 number, since 4×1825773413265⁴ (a number of 50 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (1825773413263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14092090 + ... + 14221059.

It is an arithmetic number, because the mean of its divisors is an integer number (131953435575).

Almost surely, 2^{1825773413265} is an apocalyptic number.

1825773413265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1825773413265 is a deficient number, since it is larger than the sum of its proper divisors (1341109040535).

1825773413265 is a wasteful number, since it uses less digits than its factorization.

1825773413265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28314593 (or 28314590 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The spelling of 1825773413265 in words is "one trillion, eight hundred twenty-five billion, seven hundred seventy-three million, four hundred thirteen thousand, two hundred sixty-five".