6020644399 has 32 divisors (see below), whose sum is σ = 8069529600. Its totient is φ = 4349881440.

The previous prime is 6020644393. The next prime is 6020644451. The reversal of 6020644399 is 9934460206.

It is a cyclic number.

It is not a de Polignac number, because 6020644399 - 2²³ = 6012255791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6020644393) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24982 + ... + 112540.

It is an arithmetic number, because the mean of its divisors is an integer number (252172800).

Almost surely, 2^6020644399 is an apocalyptic number.

6020644399 is a deficient number, since it is larger than the sum of its proper divisors (2048885201).

6020644399 is a wasteful number, since it uses less digits than its factorization.

6020644399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87643.

The product of its (nonzero) digits is 279936, while the sum is 43.

The square root of 6020644399 is about 77592.8115162739. The cubic root of 6020644399 is about 1819.2022828384.

The spelling of 6020644399 in words is "six billion, twenty million, six hundred forty-four thousand, three hundred ninety-nine".