2023781775 has 24 divisors (see below), whose sum is σ = 3360625680. Its totient is φ = 1074627840.

The previous prime is 2023781737. The next prime is 2023781777. The reversal of 2023781775 is 5771873202.

2023781775 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2023781775 - 2⁷ = 2023781647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023781777) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41742 + ... + 76091.

It is an arithmetic number, because the mean of its divisors is an integer number (140026070).

Almost surely, 2^2023781775 is an apocalyptic number.

2023781775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2023781775 is a deficient number, since it is larger than the sum of its proper divisors (1336843905).

2023781775 is a wasteful number, since it uses less digits than its factorization.

2023781775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118075 (or 118070 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 42.

The square root of 2023781775 is about 44986.4621302898. The cubic root of 2023781775 is about 1264.8952456388.

The spelling of 2023781775 in words is "two billion, twenty-three million, seven hundred eighty-one thousand, seven hundred seventy-five".