2045430516 has 12 divisors (see below), whose sum is σ = 4772671232. Its totient is φ = 681810168.

The previous prime is 2045430481. The next prime is 2045430521. The reversal of 2045430516 is 6150345402.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 85226260 + ... + 85226283.

Almost surely, 2^2045430516 is an apocalyptic number.

It is an amenable number.

2045430516 is an abundant number, since it is smaller than the sum of its proper divisors (2727240716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2045430516 is a wasteful number, since it uses less digits than its factorization.

2045430516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170452550 (or 170452548 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2045430516 is about 45226.4360302688. The cubic root of 2045430516 is about 1269.3895253517.

Adding to 2045430516 its reverse (6150345402), we get a palindrome (8195775918).

The spelling of 2045430516 in words is "two billion, forty-five million, four hundred thirty thousand, five hundred sixteen".