6525944522 has 4 divisors (see below), whose sum is σ = 9788916786. Its totient is φ = 3262972260.

The previous prime is 6525944521. The next prime is 6525944533. The reversal of 6525944522 is 2254495256.

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., 6470754481 + 55190041 = 80441^2 + 7429^2 .

It is not an unprimeable number, because it can be changed into a prime (6525944521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1631486129 + ... + 1631486132.

Almost surely, 2^6525944522 is an apocalyptic number.

6525944522 is a deficient number, since it is larger than the sum of its proper divisors (3262972264).

6525944522 is a wasteful number, since it uses less digits than its factorization.

6525944522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3262972263.

The product of its digits is 864000, while the sum is 44.

The square root of 6525944522 is about 80783.3183398652. The cubic root of 6525944522 is about 1868.7353132972.

The spelling of 6525944522 in words is "six billion, five hundred twenty-five million, nine hundred forty-four thousand, five hundred twenty-two".