6812619325 has 6 divisors (see below), whose sum is σ = 8447647994. Its totient is φ = 5450095440.

The previous prime is 6812619323. The next prime is 6812619329. The reversal of 6812619325 is 5239162186.

It can be written as a sum of positive squares in 3 ways, for example, as 147039876 + 6665579449 = 12126^2 + 81643^2 .

It is not a de Polignac number, because 6812619325 - 2¹ = 6812619323 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6812619323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 136252362 + ... + 136252411.

Almost surely, 2^6812619325 is an apocalyptic number.

It is an amenable number.

6812619325 is a deficient number, since it is larger than the sum of its proper divisors (1635028669).

6812619325 is a wasteful number, since it uses less digits than its factorization.

6812619325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272504783 (or 272504778 counting only the distinct ones).

The product of its digits is 155520, while the sum is 43.

The square root of 6812619325 is about 82538.5929429379. The cubic root of 6812619325 is about 1895.7076997400.

The spelling of 6812619325 in words is "six billion, eight hundred twelve million, six hundred nineteen thousand, three hundred twenty-five".