3086785455625 has 45 divisors (see below), whose sum is σ = 3987447124881. Its totient is φ = 2388715230000.

The previous prime is 3086785455623. The next prime is 3086785455659. The reversal of 3086785455625 is 5265545876803.

The square root of 3086785455625 is 1756925.

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

It can be written as a sum of positive squares in 2 ways, for example, as 242003979721 + 2844781475904 = 491939^2 + 1686648^2 .

It is not a de Polignac number, because 3086785455625 - 2¹ = 3086785455623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3086785455623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1361615742 + ... + 1361618008.

Almost surely, 2^{3086785455625} is an apocalyptic number.

3086785455625 is the 1756925-th square number.

3086785455625 is the 878463-rd centered octagonal number.

It is an amenable number.

3086785455625 is a deficient number, since it is larger than the sum of its proper divisors (900661669256).

3086785455625 is an frugal number, since it uses more digits than its factorization.

3086785455625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4616 (or 2303 counting only the distinct ones).

The product of its (nonzero) digits is 241920000, while the sum is 64.

Multiplying 3086785455625 by its sum of digits (64), we get a square (197554269160000 = 14055400²).

The spelling of 3086785455625 in words is "three trillion, eighty-six billion, seven hundred eighty-five million, four hundred fifty-five thousand, six hundred twenty-five".