6696473444 has 6 divisors (see below), whose sum is σ = 11718828534. Its totient is φ = 3348236720.

The previous prime is 6696473423. The next prime is 6696473479. The reversal of 6696473444 is 4443746966.

It can be written as a sum of positive squares in only one way, i.e., 6470271844 + 226201600 = 80438^2 + 15040^2 .

It is a super-2 number, since 2×6696473444² = 89685513172394442272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 837059177 + ... + 837059184.

It is an arithmetic number, because the mean of its divisors is an integer number (1953138089).

Almost surely, 2^6696473444 is an apocalyptic number.

It is an amenable number.

6696473444 is a deficient number, since it is larger than the sum of its proper divisors (5022355090).

6696473444 is a wasteful number, since it uses less digits than its factorization.

6696473444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674118365 (or 1674118363 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 53.

The square root of 6696473444 is about 81831.9830139781. The cubic root of 6696473444 is about 1884.8728129632.

The spelling of 6696473444 in words is "six billion, six hundred ninety-six million, four hundred seventy-three thousand, four hundred forty-four".