6693522074 has 16 divisors (see below), whose sum is σ = 10667219400. Its totient is φ = 3144020544.

The previous prime is 6693522001. The next prime is 6693522091. The reversal of 6693522074 is 4702253966.

It can be written as a sum of positive squares in 4 ways, for example, as 6417131449 + 276390625 = 80107^2 + 16625^2 .

It is a super-2 number, since 2×6693522074² = 89606475510250522952, which contains 22 as substring.

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, 1557389 + ... + 1561680.

Almost surely, 2^6693522074 is an apocalyptic number.

6693522074 is a deficient number, since it is larger than the sum of its proper divisors (3973697326).

6693522074 is a wasteful number, since it uses less digits than its factorization.

6693522074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3119137.

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 6693522074 is about 81813.9479184326. The cubic root of 6693522074 is about 1884.5958624865.

The spelling of 6693522074 in words is "six billion, six hundred ninety-three million, five hundred twenty-two thousand, seventy-four".