6521346022 has 32 divisors (see below), whose sum is σ = 10490699520. Its totient is φ = 3031408800.

The previous prime is 6521345947. The next prime is 6521346023. The reversal of 6521346022 is 2206431256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6521346023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469408 + ... + 483100.

It is an arithmetic number, because the mean of its divisors is an integer number (327834360).

Almost surely, 2^6521346022 is an apocalyptic number.

6521346022 is a deficient number, since it is larger than the sum of its proper divisors (3969353498).

6521346022 is a wasteful number, since it uses less digits than its factorization.

6521346022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13948.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 6521346022 is about 80754.8513836785. The cubic root of 6521346022 is about 1868.2962760289.

Adding to 6521346022 its reverse (2206431256), we get a palindrome (8727777278).

The spelling of 6521346022 in words is "six billion, five hundred twenty-one million, three hundred forty-six thousand, twenty-two".