6415920099 has 24 divisors (see below), whose sum is σ = 9333588992. Its totient is φ = 4246804080.

The previous prime is 6415920089. The next prime is 6415920101. The reversal of 6415920099 is 9900295146.

It is not a de Polignac number, because 6415920099 - 2¹⁶ = 6415854563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6415920089) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2297394 + ... + 2300184.

Almost surely, 2^6415920099 is an apocalyptic number.

6415920099 is a deficient number, since it is larger than the sum of its proper divisors (2917668893).

6415920099 is a wasteful number, since it uses less digits than its factorization.

6415920099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4527 (or 4524 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 6415920099 is about 80099.4388182589. The cubic root of 6415920099 is about 1858.1737285910.

The spelling of 6415920099 in words is "six billion, four hundred fifteen million, nine hundred twenty thousand, ninety-nine".