2046145899 has 16 divisors (see below), whose sum is σ = 3157406720. Its totient is φ = 1154424960.

The previous prime is 2046145889. The next prime is 2046145919. The reversal of 2046145899 is 9985416402.

It is not a de Polignac number, because 2046145899 - 2⁴ = 2046145883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2046145859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615022 + ... + 618339.

It is an arithmetic number, because the mean of its divisors is an integer number (197337920).

Almost surely, 2^2046145899 is an apocalyptic number.

2046145899 is a deficient number, since it is larger than the sum of its proper divisors (1111260821).

2046145899 is a wasteful number, since it uses less digits than its factorization.

2046145899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233450.

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 2046145899 is about 45234.3442419585. The cubic root of 2046145899 is about 1269.5374964564.

The spelling of 2046145899 in words is "two billion, forty-six million, one hundred forty-five thousand, eight hundred ninety-nine".