2045300544 has 280 divisors, whose sum is σ = 6992599680. Its totient is φ = 579032064.

The previous prime is 2045300531. The next prime is 2045300557. The reversal of 2045300544 is 4450035402.

It is an interprime number because it is at equal distance from previous prime (2045300531) and next prime (2045300557).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5697037 + ... + 5697395.

Almost surely, 2^2045300544 is an apocalyptic number.

2045300544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2045300544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3496299840).

2045300544 is an abundant number, since it is smaller than the sum of its proper divisors (4947299136).

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

2045300544 is a wasteful number, since it uses less digits than its factorization.

2045300544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547 (or 528 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2045300544 is about 45224.9991044776. Note that the first 3 decimals coincide. The cubic root of 2045300544 is about 1269.3626380064.

Adding to 2045300544 its reverse (4450035402), we get a palindrome (6495335946).

The spelling of 2045300544 in words is "two billion, forty-five million, three hundred thousand, five hundred forty-four".