6692820445 has 16 divisors (see below), whose sum is σ = 8211829248. Its totient is φ = 5234225920.

The previous prime is 6692820427. The next prime is 6692820451. The reversal of 6692820445 is 5440282966.

It is a de Polignac number, because none of the positive numbers 2^k-6692820445 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6692820395 and 6692820404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190872 + ... + 223198.

It is an arithmetic number, because the mean of its divisors is an integer number (513239328).

Almost surely, 2^6692820445 is an apocalyptic number.

It is an amenable number.

6692820445 is a deficient number, since it is larger than the sum of its proper divisors (1519008803).

6692820445 is a wasteful number, since it uses less digits than its factorization.

6692820445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33260.

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 6692820445 is about 81809.6598513892. The cubic root of 6692820445 is about 1884.5300110907.

The spelling of 6692820445 in words is "six billion, six hundred ninety-two million, eight hundred twenty thousand, four hundred forty-five".