2045007999 has 16 divisors (see below), whose sum is σ = 3030630400. Its totient is φ = 1362893688.

The previous prime is 2045007989. The next prime is 2045008003. The reversal of 2045007999 is 9997005402.

It is not a de Polignac number, because 2045007999 - 2⁵ = 2045007967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045007989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86172 + ... + 107310.

It is an arithmetic number, because the mean of its divisors is an integer number (189414400).

Almost surely, 2^2045007999 is an apocalyptic number.

2045007999 is a deficient number, since it is larger than the sum of its proper divisors (985622401).

2045007999 is a wasteful number, since it uses less digits than its factorization.

2045007999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24731 (or 24725 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 2045007999 is about 45221.7646603933. The cubic root of 2045007999 is about 1269.3021149697.

The spelling of 2045007999 in words is "two billion, forty-five million, seven thousand, nine hundred ninety-nine".