2445005444 has 24 divisors (see below), whose sum is σ = 4951914240. Its totient is φ = 1034594496.

The previous prime is 2445005393. The next prime is 2445005461. The reversal of 2445005444 is 4445005442.

It is a self number, because there is not a number n which added to its sum of digits gives 2445005444.

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, 550457 + ... + 554880.

It is an arithmetic number, because the mean of its divisors is an integer number (206329760).

Almost surely, 2^2445005444 is an apocalyptic number.

It is an amenable number.

2445005444 is an abundant number, since it is smaller than the sum of its proper divisors (2506908796).

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

2445005444 is a wasteful number, since it uses less digits than its factorization.

2445005444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105427 (or 1105425 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 32.

The square root of 2445005444 is about 49446.9963091794. The cubic root of 2445005444 is about 1347.1830505305.

The spelling of 2445005444 in words is "two billion, four hundred forty-five million, five thousand, four hundred forty-four".