1845007916 has 12 divisors (see below), whose sum is σ = 3229064832. Its totient is φ = 922417968.

The previous prime is 1845007897. The next prime is 1845007919. The reversal of 1845007916 is 6197005481.

It is not an unprimeable number, because it can be changed into a prime (1845007919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70946 + ... + 93398.

It is an arithmetic number, because the mean of its divisors is an integer number (269088736).

Almost surely, 2^1845007916 is an apocalyptic number.

It is an amenable number.

1845007916 is a deficient number, since it is larger than the sum of its proper divisors (1384056916).

1845007916 is a wasteful number, since it uses less digits than its factorization.

1845007916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43000 (or 42998 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 1845007916 is about 42953.5553359672. Note that the first 3 decimals coincide. The cubic root of 1845007916 is about 1226.4958355690.

The spelling of 1845007916 in words is "one billion, eight hundred forty-five million, seven thousand, nine hundred sixteen".