2023542066 has 128 divisors (see below), whose sum is σ = 5286758400. Its totient is φ = 501396480.

The previous prime is 2023542049. The next prime is 2023542083. The reversal of 2023542066 is 6602453202.

It is an interprime number because it is at equal distance from previous prime (2023542049) and next prime (2023542083).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1358250 + ... + 1359738.

It is an arithmetic number, because the mean of its divisors is an integer number (41302800).

Almost surely, 2^2023542066 is an apocalyptic number.

2023542066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2023542066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2643379200).

2023542066 is an abundant number, since it is smaller than the sum of its proper divisors (3263216334).

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

2023542066 is a wasteful number, since it uses less digits than its factorization.

2023542066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 2023542066 is about 44983.7978165472. The cubic root of 2023542066 is about 1264.8453030428.

Adding to 2023542066 its reverse (6602453202), we get a palindrome (8625995268).

The spelling of 2023542066 in words is "two billion, twenty-three million, five hundred forty-two thousand, sixty-six".