2045023424420 has 24 divisors (see below), whose sum is σ = 4295589459000. Its totient is φ = 817811223552.

The previous prime is 2045023424363. The next prime is 2045023424491. The reversal of 2045023424420 is 244243205402.

It can be written as a sum of positive squares in 4 ways, for example, as 459458931556 + 1585564492864 = 677834^2 + 1259192^2 .

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, 12299495 + ... + 12464654.

It is an arithmetic number, because the mean of its divisors is an integer number (178982894125).

Almost surely, 2^{2045023424420} is an apocalyptic number.

2045023424420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045023424420 is an abundant number, since it is smaller than the sum of its proper divisors (2250566034580).

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

2045023424420 is a wasteful number, since it uses less digits than its factorization.

2045023424420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24768287 (or 24768285 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 32.

Adding to 2045023424420 its reverse (244243205402), we get a palindrome (2289266629822).

The spelling of 2045023424420 in words is "two trillion, forty-five billion, twenty-three million, four hundred twenty-four thousand, four hundred twenty".