6523542274 has 4 divisors (see below), whose sum is σ = 9785313414. Its totient is φ = 3261771136.

The previous prime is 6523542271. The next prime is 6523542283. The reversal of 6523542274 is 4722453256.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5914686649 + 608855625 = 76907^2 + 24675^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (6523542271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630885567 + ... + 1630885570.

Almost surely, 2^6523542274 is an apocalyptic number.

6523542274 is a deficient number, since it is larger than the sum of its proper divisors (3261771140).

6523542274 is a wasteful number, since it uses less digits than its factorization.

6523542274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3261771139.

The product of its digits is 403200, while the sum is 40.

The square root of 6523542274 is about 80768.4485055891. The cubic root of 6523542274 is about 1868.5059867684.

The spelling of 6523542274 in words is "six billion, five hundred twenty-three million, five hundred forty-two thousand, two hundred seventy-four".