6228161523 has 10 divisors (see below), whose sum is σ = 9303796964. Its totient is φ = 4152107628.

The previous prime is 6228161507. The next prime is 6228161543. The reversal of 6228161523 is 3251618226.

6228161523 is a `hidden beast` number, since 622 + 8 + 1 + 6 + 1 + 5 + 23 = 666.

It is not a de Polignac number, because 6228161523 - 2⁴ = 6228161507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6228161503) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 38445361 + ... + 38445522.

Almost surely, 2^6228161523 is an apocalyptic number.

6228161523 is a deficient number, since it is larger than the sum of its proper divisors (3075635441).

6228161523 is an equidigital number, since it uses as much as digits as its factorization.

6228161523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76890895 (or 76890886 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 6228161523 is about 78918.7019850175. The cubic root of 6228161523 is about 1839.8678153112.

Adding to 6228161523 its reverse (3251618226), we get a palindrome (9479779749).

The spelling of 6228161523 in words is "six billion, two hundred twenty-eight million, one hundred sixty-one thousand, five hundred twenty-three".