6521097714 has 16 divisors (see below), whose sum is σ = 13083867552. Its totient is φ = 2166753888.

The previous prime is 6521097631. The next prime is 6521097733. The reversal of 6521097714 is 4177901256.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1734304 + ... + 1738059.

It is an arithmetic number, because the mean of its divisors is an integer number (817741722).

Almost surely, 2^6521097714 is an apocalyptic number.

6521097714 is an abundant number, since it is smaller than the sum of its proper divisors (6562769838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6521097714 is a wasteful number, since it uses less digits than its factorization.

6521097714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3472681.

The product of its (nonzero) digits is 105840, while the sum is 42.

The square root of 6521097714 is about 80753.3139505742. The cubic root of 6521097714 is about 1868.2725631943.

The spelling of 6521097714 in words is "six billion, five hundred twenty-one million, ninety-seven thousand, seven hundred fourteen".