2042648099 has 2 divisors, whose sum is σ = 2042648100. Its totient is φ = 2042648098.

The previous prime is 2042648071. The next prime is 2042648129. The reversal of 2042648099 is 9908462402.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2042648099 - 2²⁰ = 2041599523 is a prime.

It is a super-2 number, since 2×2042648099² = 8344822512696627602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2042648299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021324049 + 1021324050.

It is an arithmetic number, because the mean of its divisors is an integer number (1021324050).

Almost surely, 2^2042648099 is an apocalyptic number.

2042648099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042648099 is an equidigital number, since it uses as much as digits as its factorization.

2042648099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 2042648099 is about 45195.6646040303. The cubic root of 2042648099 is about 1268.8136769419.

The spelling of 2042648099 in words is "two billion, forty-two million, six hundred forty-eight thousand, ninety-nine".