2045499684 has 24 divisors (see below), whose sum is σ = 4787004768. Its totient is φ = 679808640.

The previous prime is 2045499611. The next prime is 2045499761. The reversal of 2045499684 is 4869945402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248862 + ... + 256949.

It is an arithmetic number, because the mean of its divisors is an integer number (199458532).

Almost surely, 2^2045499684 is an apocalyptic number.

It is an amenable number.

2045499684 is an abundant number, since it is smaller than the sum of its proper divisors (2741505084).

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

2045499684 is a wasteful number, since it uses less digits than its factorization.

2045499684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506155 (or 506153 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 51.

The square root of 2045499684 is about 45227.2007093077. The cubic root of 2045499684 is about 1269.4038336916.

The spelling of 2045499684 in words is "two billion, forty-five million, four hundred ninety-nine thousand, six hundred eighty-four".