1836770325625 has 45 divisors (see below), whose sum is σ = 2400377938651. Its totient is φ = 1404932276000.

The previous prime is 1836770325623. The next prime is 1836770325629. The reversal of 1836770325625 is 5265230776381.

The square root of 1836770325625 is 1355275.

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

It can be written as a sum of positive squares in 7 ways, for example, as 1792034691561 + 44735634064 = 1338669^2 + 211508^2 .

It is not a de Polignac number, because 1836770325625 - 2¹ = 1836770325623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1836770325623) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 779281947 + ... + 779284303.

Almost surely, 2^{1836770325625} is an apocalyptic number.

1836770325625 is the 1355275-th square number.

1836770325625 is the 677638-th centered octagonal number.

It is an amenable number.

1836770325625 is a deficient number, since it is larger than the sum of its proper divisors (563607613026).

1836770325625 is an frugal number, since it uses more digits than its factorization.

1836770325625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4780 (or 2385 counting only the distinct ones).

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 1836770325625 in words is "one trillion, eight hundred thirty-six billion, seven hundred seventy million, three hundred twenty-five thousand, six hundred twenty-five".