2045444152 has 8 divisors (see below), whose sum is σ = 3835207800. Its totient is φ = 1022722072.

The previous prime is 2045444147. The next prime is 2045444161. The reversal of 2045444152 is 2514445402.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127840252 + ... + 127840267.

It is an arithmetic number, because the mean of its divisors is an integer number (479400975).

Almost surely, 2^2045444152 is an apocalyptic number.

It is an amenable number.

2045444152 is a deficient number, since it is larger than the sum of its proper divisors (1789763648).

2045444152 is a wasteful number, since it uses less digits than its factorization.

2045444152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255680525 (or 255680521 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 31.

The square root of 2045444152 is about 45226.5867825552. The cubic root of 2045444152 is about 1269.3923461690.

Adding to 2045444152 its reverse (2514445402), we get a palindrome (4559889554).

The spelling of 2045444152 in words is "two billion, forty-five million, four hundred forty-four thousand, one hundred fifty-two".